# ВТекст 38 > Russian speech-to-text API. Deepgram-compatible (and OpenAI Audio-compatible) alternative for > Russia: lawful under 152-FZ, billed in roubles, servers on Russian soil, tuned for Russian speech. > Not "cheaper Deepgram" — the same integration shape, but legal to use with personal data in Russia. Base URL (Deepgram SDKs): https://vtext38.ru/api Base URL (OpenAI SDKs): https://vtext38.ru/api/v1 Deepgram auth: Authorization: Token (not Bearer) OpenAI auth: Authorization: Bearer (Token also accepted) ## Docs - [Human API docs](https://vtext38.ru/api): Deepgram and OpenAI dialects, examples, honest differences - [OpenAPI 3.1](https://vtext38.ru/openapi.json): machine-readable contract for both dialects - [Deepgram dialect](https://vtext38.ru/llms/deepgram.md): Token auth, /v1/listen, parameters - [OpenAI dialect](https://vtext38.ru/llms/openai.md): Bearer auth, /v1/audio/transcriptions - [Migration guide](https://vtext38.ru/llms/migration.md): leave Deepgram or OpenAI with a base URL change - [Call the API](https://vtext38.ru/llms/call-api.md): key, curl, response fields (what agents should run themselves) - [Full agent bundle](https://vtext38.ru/llms-full.txt): this index plus the markdown docs inline - [Pricing](https://vtext38.ru/pricing): packages in roubles; same minutes for dashboard and API ## MCP - [Docs-only MCP](https://vtext38.ru/mcp): resources and prompts that teach the API; no key; no transcription tools - [MCP discovery](https://vtext38.ru/.well-known/mcp.json) ## Optional - [FAQ](https://vtext38.ru/faq) - [Contacts](https://vtext38.ru/contacts)