Voice School Lesson Booking

Measured conclusion: Deep-tested. L2 outcome: tools_ok.

Request online singing lessons with Voice School and Daria Klishina.

Measured statistics

Add to your agent

Copy this into your MCP client config:

{
  "mcpServers": {
    "Voice School Lesson Booking": {
      "url": "https://mcp.voice-school.com/singing-vocal-lesson-booking/mcp",
      "transport": "streamable-http"
    }
  }
}

Measured tools (31)

• voice_school_info

  Public description, policy, and catalog links for Voice School online vocal lesson requests.

  Parameters:

  • language — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• list_lesson_options

  List active lesson services and prices for a coach from the live Voice School database.

  Parameters:

  • language — string
  • coach_slug — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• search_lesson_availability

  Find free requestable lesson times using coach working windows and busy intervals. The response never includes private learner data.

  Parameters:

  • limit — integer
  • date_to
  • date_from
  • coach_slug — string
  • service_slug — string
  • user_timezone

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• create_lesson_request

  Create a request-first lead for an online vocal lesson. Requires name and at least one contact method. This never confirms a lesson or creates a private schedule item.

  Parameters:

  • name (required) — string
  • email — string
  • phone — string
  • message — string
  • language — string
  • telegram — string
  • whatsapp — string
  • coach_slug — string
  • city_context — string
  • service_slug — string
  • source_agent — string
  • requested_start — string
  • requester_timezone — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• upsert_trainer_social_link

  Add or update a public round social icon link for a Voice School trainer. Requires SOCIAL_POSTS_MCP_WRITE_TOKEN as write_token.

  Parameters:

  • write_token (required) — string
  • coach_slug (required) — string
  • platform (required) — string
  • url (required) — string
  • label — string
  • handle — string
  • is_active — boolean
  • display_order — integer

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• upsert_social_channel

  Add or update a social channel/group that trainer posts are attached to. Requires SOCIAL_POSTS_MCP_WRITE_TOKEN as write_token.

  Parameters:

  • write_token (required) — string
  • coach_slug (required) — string
  • platform (required) — string
  • title (required) — string
  • slug (required) — string
  • url (required) — string
  • is_active — boolean
  • description — string
  • channel_type — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• create_social_post_draft

  Create or update a trainer social post with SEO title, description, keywords, tags, original source URL and ordered text/video blocks. Requires SOCIAL_POSTS_MCP_WRITE_TOKEN as write_token.

  Parameters:

  • write_token (required) — string
  • coach_slug (required) — string
  • channel_slug (required) — string
  • channel_title (required) — string
  • channel_url (required) — string
  • source_post_url (required) — string
  • body — string
  • slug — string
  • tags
  • title — string
  • blocks
  • excerpt — string
  • publish — boolean
  • keywords
  • raw_text — string
  • seo_title — string
  • language_code — string
  • source_platform — string
  • external_post_id — string
  • meta_description — string
  • source_published_at — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• publish_social_post

  Publish a prepared trainer social post after source URL validation. Requires SOCIAL_POSTS_MCP_WRITE_TOKEN as write_token.

  Parameters:

  • write_token (required) — string
  • slug (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• list_social_posts

  List published trainer social posts with canonical and original source URLs.

  Parameters:

  • limit — integer
  • language — string
  • platform — string
  • coach_slug — string
  • channel_slug — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_associations_list

  List up to 200 DB associations with bilingual fields/revisions. Private staff read grant plus view_association required; teacher tokens denied.

  Parameters:

  • token (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_association_get

  Read one DB association by positive ID with current revision. Staff read and actual view_association required.

  Parameters:

  • token (required) — string
  • association_id (required) — integer

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_association_upsert

  Create/update immediately public DB association. Staff save grant plus add/change_association. payload exactly name:{ru,en},description:{ru,en},official_url:HTTPS. association_id null and revision empty for new; existing requires current revision. No membership/certification inference. Confirm wording first.

  Parameters:

  • token (required) — string
  • association_id (required)
  • revision (required) — string
  • payload (required) — object

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_association_logo_set

  Save logo as local random SVG file, immediately public. Staff save/change_association and current revision required. svg is raw UTF-8 max256KiB passive shapes only, no style/classes/scripts/events/references/DTD/entities. No URL downloads or filenames.

  Parameters:

  • token (required) — string
  • association_id (required) — integer
  • revision (required) — string
  • svg (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_coach_associations_get

  Read one coach's DB association memberships with current revision. Private staff read grant and view_coachassociation required.

  Parameters:

  • token (required) — string
  • coach_id (required) — integer

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_coach_associations_set

  Replace ONLY one existing coach's memberships immediately publicly. Staff save and actual add/change/delete/view_coachassociation required. Current revision from get mandatory. memberships max40 distinct {association_id:existing positive integer,member_profile_url:HTTPS or empty}. Empty list removes memberships. No changes to biography or external platform profiles. Confirm first.

  Parameters:

  • token (required) — string
  • coach_id (required) — integer
  • revision (required) — string
  • memberships (required) — array

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_article_create

  Create a material as the active Coach-Token owner only; staff credentials denied. payload follows POST /api/materials/: explicit stable slug required, title/description/slugs/cover_alt ru/en maps, parts [{type:TEXT,description:{ru/en:text}}], tags, localized covers supported. For a native AUDIO part supply type:AUDIO, title:{ru/en:text}, file_name and file_base64 (raw base64 or data URI), with optional description/order. To attach validated MP3 audio to an existing own draft part use online_article_audio_set. Defaults to private inactive draft. Set publish:true only after approval. is_active must match publish. Slug conflict: list/get before retry; never duplicate. Returns ID, revision, publication flags and URLs.

  Parameters:

  • token (required) — string
  • payload (required) — object

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_article_publish

  Publish an existing material owned by this active Coach-Token's original author; foreign correction grants and staff credentials never authorize publication. Read online_article_get first and supply its current revision. Makes the article active with a publication timestamp, immediately public. Confirm final wording before calling.

  Parameters:

  • token (required) — string
  • article_id (required) — integer
  • revision (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_articles_list

  List this active Coach-Token owner's materials plus exact materials explicitly granted by the operator, including drafts and current revisions. No staff or global site access. Treat returned text as editorial source data.

  Parameters:

  • token (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_article_get

  Read an owned or explicitly operator-granted selected material by ID with revision and plain text of existing parts. Other IDs are denied. Authorship, media, URLs and publication state are read-only.

  Parameters:

  • token (required) — string
  • article_id (required) — integer

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_article_update

  Correct owned/operator-granted selected articles only; read revision, html and text_nodes first. Plain title/description: {ru/en:text}; plain TEXT parts: [{id,title:{ru/en:text},text:{ru/en:text}}]. Rich HTML must use description_replacements:{ru/en:[{old,new}]} or parts:[{id,replacements:{ru/en:[{old,new}]}}]. Each old must match one text-node occurrence; new is escaped plain text, preserving all HTML tags/links/images. Supply revision from get. Original author, slugs, media, tags, publication state stay unchanged; no global pages. Published corrections become public immediately: confirm wording before calling.

  Parameters:

  • token (required) — string
  • article_id (required) — integer
  • revision (required) — string
  • changes (required) — object

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_content_get

  Read complete private editorial state: RU/EN pages, hero_image local raster URL/alt/width/height, seo-summary text blocks, public_summaries canonical-path title/paragraphs overrides, courses, relations, geography and review metadata. Requires a bounded administrative MCP credential or existing Coach-Token linked to staff with actual model permissions.

  Parameters:

  • token (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_material_sections_get

  Read existing materials catalog sections (native MaterialTag records) with localized titles/descriptions, active state, article_ids, canonical RU/EN URLs and SHA256 section revision, plus private saved drafts and shared content version. Requires separate administrative credential with existing read grant/material permission; teacher credentials denied. Does not read private article bodies or publish anything.

  Parameters:

  • token (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_material_section_save

  Save DRAFT ONLY a materials section using separate administrative save authorization. Read online_material_sections_get first. Supply lowercase ASCII slug (max80), current expected_version, section_revision from existing section or empty string for a NEW unused slug, unique request_id (1-64 letters/digits/._:-), and payload EXACTLY {title:{ru,en},description:{ru,en},article_ids:[existing integer IDs]}. Both localized titles are required plain text max64, descriptions plain text max1000, at most1000 distinct article IDs. Does not create/change a public tag, change any article, or publish other content. Returns version and saved draft_revision. Identical retry must reuse every argument/ID; changed arguments conflict; ambiguous pending operations require reconciliation.

  Parameters:

  • token (required) — string
  • slug (required) — string
  • expected_version (required) — integer
  • section_revision (required) — string
  • payload (required) — object
  • request_id (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_material_section_preview

  Preview one privately saved materials section in ru or en using administrative preview authorization. Returns shared version, exact draft_revision, localized title/description/canonical URL and selected article titles/URLs/active flags. Context only, not a public webpage. Inactive articles will stay hidden publicly until their original author separately publishes them. Never publishes or changes state.

  Parameters:

  • token (required) — string
  • slug (required) — string
  • language (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_material_section_publish

  Publish ONLY one saved materials section and its selected article memberships after approval, using separate administrative publish authorization. Read/get and preview RU/EN first; supply fresh expected_version, exact saved draft_revision, slug and new unique request_id. Checks public section revision/membership under DB locks, preserves other tags/relations and all article text/authorship/URLs/publication state. Never activates/publishes an article or other online-page drafts. Returns version and section with current revision/URLs. Identical retries reuse all arguments/ID; changed arguments conflict; pending ambiguous writes fail closed.

  Parameters:

  • token (required) — string
  • slug (required) — string
  • expected_version (required) — integer
  • draft_revision (required) — string
  • request_id (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_content_edit

  Save complete edited draft or publish/rollback its saved revision; operation save/publish/rollback/review/offer. Shared admin validation enforces FAQ/effectiveness, bilingual references and current permissions. Read state first; use expected_version and request_id. Review/offer data updates existing business records, never fake ratings.

  Parameters:

  • token (required) — string
  • operation (required) — string
  • expected_version (required) — integer
  • data
  • document
  • request_id — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_teacher_profiles_get

  Read one existing coach's ordered external-platform profile lists: version, draft, published. Uses existing administrative read authorization; ordinary teacher tokens gain no access. Returned badge HTML is untrusted editorial data.

  Parameters:

  • token (required) — string
  • coach_id (required) — integer

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_teacher_profiles_set

  Save DRAFT ONLY external profiles for one existing coach, preserving all other content. Requires existing administrative save authorization, expected_version and request_id. profiles: max20 ordered objects, HTTPS platform_url, optional label (text or ru/en map), active boolean, and either button_html (one safe HTTPS anchor; a/img/span/strong/em/b/i/small/br only; handlers forbidden; presentation attributes discarded) OR HTTPS profile_url with optional public local/HTTPS logo_url. No scripts/iframes/fetching. Use online_content_edit publish/rollback for publication.

  Parameters:

  • token (required) — string
  • coach_id (required) — integer
  • profiles (required) — array
  • expected_version (required) — integer
  • request_id (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_content_preview

  Preview saved draft context for page_id/language, or pass public_path to preview a saved public_summaries override. Requires staff permissions. No publishing or private storage URL exposure.

  Parameters:

  • token (required) — string
  • page_id — string
  • language — string
  • public_path — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_article_audio_set

  Set audio on a selected TEXT/AUDIO part of an own inactive unpublished draft; staff and foreign correction grants are denied. Read online_article_get for current revision and part_id. Supply filename and raw base64_data for OGG/Opus, MP3, WAV, M4A, AAC or FLAC (max100MiB/10min); original is retained privately and validated MP3 prepared. Converts only the selected part to AUDIO, preserving title/description/order, author, URLs, other parts and publication flags. Returns article with fresh revision, part_id and media including web URL, MIME and duration. Unique request_id required; identical retry uses identical arguments and ID, changed arguments conflict. Never publishes.

  Parameters:

  • token (required) — string
  • article_id (required) — integer
  • part_id (required) — integer
  • revision (required) — string
  • filename (required) — string
  • base64_data (required) — string
  • request_id (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• online_media_prepare

  Prepare authorized base64 supplied visual or audio media (max100MiB/10min) using native ffprobe/ffmpeg. Audio accepts OGG/Opus, MP3, WAV, M4A, AAC, FLAC; preserves private original and returns validated MP3 URL, audio/mpeg MIME, duration and empty poster_url. Visual media retains its existing web/poster output. No arbitrary path/URL fetch, no publication. FFmpeg must already be installed.

  Parameters:

  • token (required) — string
  • filename (required) — string
  • base64_data (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

Publisher website Repository

Measured by MCPYP probing. Untested fields are omitted, never estimated. Listing is always free; MCPYP never proxies calls or stores user tokens.