> ## Documentation Index > Fetch the complete documentation index at: https://docs.echozero.app/llms.txt > Use this file to discover all available pages before exploring further. # Update agent > Mirrors GraphQL `updateAgent` (`agentId` from path). **Request body schema:** `McpUpdateAgentBodyDto` — see **Schemas** (`#/components/schemas/McpUpdateAgentBodyDto`). Nested: `AgentPersonalizationInput`, `AgentFeeConfigurationInput`. ## OpenAPI ````yaml https://mcp.echozero.app/api/docs-json patch /api/v1/agents/{id} openapi: 3.0.0 info: title: EchoZero MCP API description: >- EchoZero MCP Server - Developer API for agent management, trading, marketplace, and AI chat. **Rate Limiting:** All endpoints enforce per-API-key rate limits. Tiers: free (60 req/min), standard (300 req/min), premium (1000 req/min). Every response includes `X-RateLimit-Limit`, `X-RateLimit-Remaining`, `X-RateLimit-Reset` headers. Exceeding the limit returns `429 Too Many Requests` with a `Retry-After` header. version: '1.0' contact: {} servers: - url: https://mcp.echozero.app description: Production security: [] tags: - name: MCP Protocol description: >- Model Context Protocol (Streamable HTTP): `/mcp`, `/mcp/sse` — not under `/api`; same API key as REST - name: Health description: Server health check - name: API Keys description: API key generation, listing, and revocation - name: User description: >- User profile, sessions, social, onboarding, internal agent subscriptions, and bot activations (v1: /v1/users/me) - name: Token description: Token data and trending - name: Trade description: Trade execution and history - name: Strategy description: Strategy (trading bot) configuration and control - name: Agent description: Agent registration and management - name: AI description: AI chat, intent, and insights - name: Wallet description: Wallet operations, deposits, and withdrawals - name: Notification description: Notification management and settings - name: Auth description: >- Public authentication: signup / login lookup, code verification, Google OAuth, refresh, and sign-out. Returns `accessToken` / `refreshToken` in the JSON body. - name: OAuth description: >- OAuth 2.1 authorization-code + PKCE for AI assistant clients: `/oauth/authorize`, `/oauth/token`, `/oauth/introspect`, `/status`. - name: Activity description: User trade activity list and search - name: Feed description: Social activity feed timeline - name: Earn description: Leaderboard, rewards, and referrals - name: Statics description: Countries, languages, and static data - name: Misc description: File uploads and utility endpoints - name: Developer description: Developer registration and profile - name: Developer dashboard description: >- Per-agent dashboard: subscribers (anonymized), performance detail, signal history (v1) - name: Developer Agent description: Developer agent listings and management - name: Developer Agents (Marketplace) description: Public browse, search, and subscribe to external developer-listed agents - name: Admin description: Admin-only endpoints for review, approval, and platform management - name: Webhooks description: >- Inbound provider webhooks (no API key). Telegram signal-bot uses `X-Telegram-Bot-Api-Secret-Token` when configured. paths: /api/v1/agents/{id}: patch: tags: - Agent summary: Update agent description: >- Mirrors GraphQL `updateAgent` (`agentId` from path). **Request body schema:** `McpUpdateAgentBodyDto` — see **Schemas** (`#/components/schemas/McpUpdateAgentBodyDto`). Nested: `AgentPersonalizationInput`, `AgentFeeConfigurationInput`. operationId: McpAgentController_update parameters: - name: id required: true in: path schema: type: string - name: x-signature in: header required: false description: >- HMAC-SHA256 signature: HMAC-SHA256(secretKey, timestamp + METHOD + path + body). Optional -- when omitted, HMAC verification is skipped. schema: type: string - name: x-timestamp in: header required: false description: >- Request timestamp in epoch milliseconds. Required when x-signature is provided. Rejected if drift exceeds 5 minutes. schema: type: string requestBody: required: true description: >- OpenAPI schema **McpUpdateAgentBodyDto**; `agentId` is taken from the path. content: application/json: schema: $ref: '#/components/schemas/McpUpdateAgentBodyDto' examples: nameOnly: summary: Rename only value: name: Updated name personalityOverride: summary: API personality override description: >- Sets `personalization.apiOverride`, which takes precedence over portal style/customInstructions in subscriber chat. value: personality: style: FRIENDLY customInstructions: Always mention risk levels. Use emojis. fullAllFields: summary: All optional fields description: >- Every property on **McpUpdateAgentBodyDto** including nested `personalization` and `feeConfiguration` (GraphQL `AgentPersonalizationInput` / `AgentFeeConfigurationInput`). value: name: Full patch example description: Updated description imageUrl: avatars/agent.png tags: - SOL - AI personalization: imageUrl: avatars/personalization.png style: FRIENDLY customInstructions: Prefer limit orders. bio: Short bio interests: - TECH - GAMING personality: style: EFFICIENT customInstructions: API override instructions for external agents. isPublic: true feeConfiguration: feePercentage: 4 chargeOnPerformance: false hideFromPublic: false status: ACTIVE responses: '200': description: Updated agent. content: application/json: schema: allOf: - $ref: '#/components/schemas/McpSuccessResponseDto' - properties: data: $ref: '#/components/schemas/McpAgentListItemDto' '401': description: Missing or invalid API key. content: application/json: schema: $ref: '#/components/schemas/McpErrorResponseDto' '429': description: Rate limit exceeded. content: application/json: schema: $ref: '#/components/schemas/McpErrorResponseDto' security: - bearer-jwt: [] - api-key: [] components: schemas: McpUpdateAgentBodyDto: type: object properties: name: type: string description: type: string nullable: true imageUrl: type: string nullable: true tags: type: array items: type: string personalization: $ref: '#/components/schemas/AgentPersonalizationInput' isPublic: type: boolean feeConfiguration: $ref: '#/components/schemas/AgentFeeConfigurationInput' status: type: string enum: - DRAFT - ACTIVE - PAUSED - DELETED closeActiveTrades: type: boolean description: >- When setting status to PAUSED: required for private agents (true = close owner trades first, false = keep open). Optional for public agents. strategyDescription: type: string marketplacePricingModel: type: string enum: - subscription - success-fee - both - free marketplaceMonthlyPrice: type: number minimum: 0 marketplaceSuccessFeePercent: type: number minimum: 0 listingStatus: type: string enum: - pending-review - beta - public - rejected betaStartDate: type: string format: date-time maxBetaUsers: type: number minimum: 1 riskLevel: type: string enum: - low - medium - high performanceStats: type: object featured: type: boolean featuredRank: type: number inboundWebhookUrl: type: string signalSourceKind: type: string enum: - webhook - signal_group connectedChannels: type: array items: type: object signalDetectionRule: type: object signalExecutionDefaults: type: object parserAiMode: type: string enum: - inherit - 'off' - shadow - fallback description: >- Per-agent hybrid parser: inherit (server env), off, shadow, or fallback. membershipGated: type: boolean externalSignupUrl: type: string rotateInboundWebhookSigningSecret: type: boolean description: >- When true and signalSourceKind is webhook, rotate inbound signing secret (returned once on the agent payload) personality: nullable: true description: >- API personality override for subscriber chat. Stored as personalization.apiOverride and takes precedence over portal defaults. Pass null to clear. allOf: - $ref: '#/components/schemas/McpAgentPersonalityOverrideDto' McpSuccessResponseDto: type: object properties: success: type: boolean example: true data: type: object description: Endpoint-specific payload additionalProperties: true required: - success - data McpAgentListItemDto: type: object properties: id: type: string name: type: string required: - id McpErrorResponseDto: type: object properties: success: type: boolean example: false error: $ref: '#/components/schemas/McpErrorBodyDto' required: - success - error AgentPersonalizationInput: type: object properties: {} AgentFeeConfigurationInput: type: object properties: {} McpAgentPersonalityOverrideDto: type: object properties: style: type: string enum: - DEFAULT - PROFESSIONAL - FRIENDLY - CANDID - QUIRKY - EFFICIENT - NERDY - CYNICAL customInstructions: type: string McpErrorBodyDto: type: object properties: code: type: string example: NOT_FOUND message: type: string example: Resource not found required: - code - message securitySchemes: bearer-jwt: scheme: bearer bearerFormat: JWT type: http description: >- User JWT access token issued by `POST /api/auth/verify` or `POST /api/auth/social/verify`. Routes that accept both auth modes declare `api-key` *and* `bearer-jwt` security schemes. api-key: type: apiKey in: header name: x-api-key ````