> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.phonic.ai/docs/build/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.phonic.ai/_mcp/server.

# BUILD

## Docs

- [Voices](https://docs.phonic.ai/docs/build/agents/voices.md): The voices available for Phonic agents, with the voice ID to use in the API.
- [Pronunciation Dictionary](https://docs.phonic.ai/docs/build/agents/pronunciation-dictionary.md): Control how your agent says brand names, product names, and other domain terms.
- [Multilingual Agents](https://docs.phonic.ai/docs/build/agents/multilingual.md): Configure which languages your agent speaks and how it switches between them.
- [Supported Languages](https://docs.phonic.ai/docs/build/agents/supported_languages.md): The 51 languages Phonic agents can recognize and speak, with the language code to use in the API.
- [Prompting Guide](https://docs.phonic.ai/docs/build/agents/prompting_guide.md)
- [Evals Guide](https://docs.phonic.ai/docs/build/agents/evals_guide.md)
- [Replaying Conversations](https://docs.phonic.ai/docs/build/agents/replay.md): Re-run a recorded turn — or a whole call — to test a prompt change before you deploy it.
- [Tools Overview](https://docs.phonic.ai/docs/build/tools/tools_overview.md): Learn about the tool types available on Phonic, how they run (sync vs async), and how to configure their behavior — both in the Phonic dashboard and through the API.
- [Webhook Tools](https://docs.phonic.ai/docs/build/tools/webhook_tools.md): Call your own HTTP endpoint when the agent invokes a tool.
- [WebSocket Tools](https://docs.phonic.ai/docs/build/tools/websocket_tools.md): Run tools on your own server during a WebSocket conversation.
- [Context Tools](https://docs.phonic.ai/docs/build/tools/context_tools.md): Inject additional context into the conversation on demand.
- [Transfer Tools](https://docs.phonic.ai/docs/build/tools/transfer_tools.md): Transfer a call to a phone number or hand it off to another Phonic Agent.
- [MCP Tools](https://docs.phonic.ai/docs/build/tools/mcp_tools.md): Expose tools from a connected Model Context Protocol server.
- [Built-in Tools](https://docs.phonic.ai/docs/build/tools/built_in_tools.md): Enable Phonic's built-in tools by adding them to an agent's tools list.
- [How Tools Execute](https://docs.phonic.ai/docs/build/tools/how_tools_execute.md): A visual guide to how a tool call is sequenced against the agent's speech, using a shared timeline: what the baseline looks like, and how each configuration flag changes it.
- [Conversations via Webhooks](https://docs.phonic.ai/docs/build/with-webhooks/via-webhooks.md)
- [Agent Configuration Endpoint](https://docs.phonic.ai/docs/build/with-webhooks/agent-configuration-endpoint.md)
- [Webhooks](https://docs.phonic.ai/docs/build/with-webhooks/post-call-webhooks.md): Learn how to use Phonic webhooks
- [conversation.ended](https://docs.phonic.ai/docs/build/with-webhooks/post-call-webhooks/conversation-ended.md)
- [conversation.analysis](https://docs.phonic.ai/docs/build/with-webhooks/post-call-webhooks/conversation-analysis.md)
- [conversation.transferred](https://docs.phonic.ai/docs/build/with-webhooks/post-call-webhooks/conversation-transferred.md)
- [Conversations via WebSockets](https://docs.phonic.ai/docs/build/with-web-sockets/via-web-sockets.md)
- [Push to Talk](https://docs.phonic.ai/docs/build/with-web-sockets/push_to_talk.md)
- [Live Conversation WebSocket (Preview)](https://docs.phonic.ai/docs/build/with-web-sockets/live_websocket.md)
- [With LiveKit](https://docs.phonic.ai/docs/build/with-livekit.md): Run Phonic agents inside LiveKit Agents with the livekit-plugins-phonic realtime plugin.