this repo has no description
feat: add LiteLLM proxy and auth-adapter for Claude access
- Add litellm-config.yaml with Claude Opus 4.5 and Sonnet 4 models
- Add auth-adapter.ts middleware for header translation
- LiteLLM provides OpenAI-compatible API that routes to anthropic-proxy
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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.beads/issues.jsonl
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.beads/issues.jsonl
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{"id":"assistant-nno.4","title":"break_down_task tool (src/tools/breakdown.ts)","description":"","status":"open","priority":2,"issue_type":"task","created_at":"2025-12-11T13:44:40.767448Z","updated_at":"2025-12-11T13:44:40.767448Z","dependencies":[{"issue_id":"assistant-nno.4","depends_on_id":"assistant-nno","type":"parent-child","created_at":"2025-12-11T13:44:40.767905Z","created_by":"daemon"}]}
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{"id":"assistant-nno.5","title":"save_item / update_item tools (src/tools/items.ts)","description":"","status":"open","priority":2,"issue_type":"task","created_at":"2025-12-11T13:44:41.824017Z","updated_at":"2025-12-11T13:44:41.824017Z","dependencies":[{"issue_id":"assistant-nno.5","depends_on_id":"assistant-nno","type":"parent-child","created_at":"2025-12-11T13:44:41.824488Z","created_by":"daemon"}]}
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{"id":"assistant-nno.6","title":"get_open_items tool (src/tools/context.ts)","description":"","status":"open","priority":2,"issue_type":"task","created_at":"2025-12-11T13:44:42.738005Z","updated_at":"2025-12-11T13:44:42.738005Z","dependencies":[{"issue_id":"assistant-nno.6","depends_on_id":"assistant-nno","type":"parent-child","created_at":"2025-12-11T13:44:42.738547Z","created_by":"daemon"}]}
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{"id":"assistant-nw2","title":"Add LiteLLM proxy for OpenAI-compatible Anthropic access","description":"","status":"in_progress","priority":1,"issue_type":"task","created_at":"2025-12-11T15:37:07.384093Z","updated_at":"2025-12-11T15:37:16.949013Z"}
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{"id":"assistant-pqh","title":"M1: E2E Chat","description":"","status":"closed","priority":0,"issue_type":"epic","created_at":"2025-12-11T13:43:34.073168Z","updated_at":"2025-12-11T14:23:40.572021Z","closed_at":"2025-12-11T14:23:40.572021Z","dependencies":[{"issue_id":"assistant-pqh","depends_on_id":"assistant-69t","type":"blocks","created_at":"2025-12-11T13:43:49.441521Z","created_by":"daemon"}]}
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{"id":"assistant-pqh.1","title":"Webhook server (src/index.ts)","description":"","status":"closed","priority":2,"issue_type":"task","created_at":"2025-12-11T13:44:23.196257Z","updated_at":"2025-12-11T14:23:32.168811Z","closed_at":"2025-12-11T14:23:32.168811Z","dependencies":[{"issue_id":"assistant-pqh.1","depends_on_id":"assistant-pqh","type":"parent-child","created_at":"2025-12-11T13:44:23.196754Z","created_by":"daemon"}]}
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{"id":"assistant-pqh.2","title":"Telegram bot setup with Telegraf (src/bot.ts)","description":"","status":"closed","priority":2,"issue_type":"task","created_at":"2025-12-11T13:44:26.327934Z","updated_at":"2025-12-11T14:22:36.187044Z","closed_at":"2025-12-11T14:22:36.187044Z","dependencies":[{"issue_id":"assistant-pqh.2","depends_on_id":"assistant-pqh","type":"parent-child","created_at":"2025-12-11T13:44:26.328387Z","created_by":"daemon"}]}
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litellm-config.yaml
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litellm-config.yaml
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model_list:
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# Claude Opus 4.5 - primary model for this project
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# Routes through auth-adapter -> anthropic-proxy for OAuth-based auth
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- model_name: claude-opus-4-5-20251101
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litellm_params:
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model: anthropic/claude-opus-4-5-20251101
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api_base: http://auth-adapter:4002
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api_key: os.environ/ANTHROPIC_PROXY_SESSION_ID
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# Additional Claude models for flexibility
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- model_name: claude-sonnet-4-20250514
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litellm_params:
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model: anthropic/claude-sonnet-4-20250514
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api_base: http://auth-adapter:4002
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api_key: os.environ/ANTHROPIC_PROXY_SESSION_ID
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litellm_settings:
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drop_params: true
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set_verbose: false
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src/auth-adapter.ts
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src/auth-adapter.ts
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/**
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* Auth adapter proxy for anthropic-proxy
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*
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* Translates Authorization: Bearer <token> to x-api-key: <token>
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* This allows Letta (which uses OpenAI-style auth) to communicate
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* with anthropic-proxy (which expects x-api-key header).
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*
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* Run: bun src/auth-adapter.ts
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*/
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const PROXY_TARGET = process.env['ANTHROPIC_PROXY_INTERNAL_URL'] ?? 'http://localhost:4001';
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const PORT = Number(process.env['AUTH_ADAPTER_PORT'] ?? '4002');
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console.log(`Auth adapter starting on port ${PORT.toString()}`);
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console.log(`Proxying to: ${PROXY_TARGET}`);
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Bun.serve({
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port: PORT,
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async fetch(req) {
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const url = new URL(req.url);
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const targetUrl = `${PROXY_TARGET}${url.pathname}${url.search}`;
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console.log(`[${req.method}] ${url.pathname} -> ${targetUrl}`);
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// Clone headers and translate auth
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const headers = new Headers(req.headers);
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// Extract Bearer token and convert to x-api-key
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const authHeader = headers.get('Authorization') ?? '';
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if (authHeader.startsWith('Bearer ')) {
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const token = authHeader.slice(7);
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headers.set('x-api-key', token);
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headers.delete('Authorization');
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console.log(` Auth: Bearer -> x-api-key (token: ${token.slice(0, 8)}...)`);
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} else {
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console.log(` Auth: None or non-Bearer`);
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}
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// Request uncompressed responses (Letta can't handle gzip)
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headers.set('Accept-Encoding', 'identity');
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// Forward the request
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try {
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const response = await fetch(targetUrl, {
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method: req.method,
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headers,
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body: req.method !== 'GET' && req.method !== 'HEAD' ? req.body : undefined,
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});
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console.log(` Response: ${response.status.toString()}`);
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// Return the response
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return new Response(response.body, {
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status: response.status,
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statusText: response.statusText,
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headers: response.headers,
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});
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} catch (error) {
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console.error('Proxy error:', error);
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return new Response(JSON.stringify({ error: 'Proxy error' }), {
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status: 502,
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headers: { 'Content-Type': 'application/json' },
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});
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}
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},
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});
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console.log(`Auth adapter listening on http://localhost:${PORT.toString()}`);