> ## Documentation Index > Fetch the complete documentation index at: https://docs.arbiterapi.com/llms.txt > Use this file to discover all available pages before exploring further. # List Polymarket Markets > Polymarket markets with platform-specific fields like conditionId, clobTokenIds, outcomePrices, tokens, and neg_risk. Supports filtering by slug, condition ID, token ID, tags, status, volume, and time range. ## OpenAPI ````yaml GET /v1/polymarket/markets openapi: 3.1.0 info: title: Arbiter description: >- Unified prediction market API. Aggregates Polymarket and Kalshi into a single interface with normalized data, historical trades, OHLCV candles, orderbook snapshots, and real-time WebSocket streaming. version: 1.0.0 servers: [] security: [] tags: - name: Markets description: Browse, search, and retrieve prediction markets across all platforms. - name: Market Data description: Prices, orderbooks, trades, and OHLCV candles for individual markets. - name: Events description: Markets grouped by real-world events (elections, sports, etc.). - name: Cross-Platform description: Find the same event across Polymarket and Kalshi. - name: Sports description: Browse prediction markets by sport and date. - name: Wallets description: 'Wallet analytics: profile, trades, positions, PnL, activity (Polymarket).' - name: Polymarket Native description: Raw Polymarket data with platform-specific fields. - name: Kalshi Native description: Raw Kalshi data with platform-specific fields. - name: Whales description: Track large trades across all prediction markets. - name: Webhooks description: Subscribe to events via HTTP POST — trades, whale alerts, price changes. - name: WebSocket description: Real-time streaming of trades, prices, and orderbook updates. - name: Auth description: Developer account management and API key authentication. - name: System description: Health checks and system statistics. paths: /v1/polymarket/markets: get: tags: - Polymarket Native summary: List Polymarket Markets (Native) description: >- Polymarket markets with platform-specific fields like conditionId, clobTokenIds, outcomePrices, tokens, and neg_risk. Supports filtering by slug, condition ID, token ID, tags, status, volume, and time range. operationId: list_polymarket_markets_v1_polymarket_markets_get parameters: - name: market_slug in: query required: false schema: anyOf: - type: array items: type: string - type: 'null' description: Filter by market slug(s) title: Market Slug description: Filter by market slug(s) - name: event_slug in: query required: false schema: anyOf: - type: array items: type: string - type: 'null' description: Filter by event slug(s) title: Event Slug description: Filter by event slug(s) - name: condition_id in: query required: false schema: anyOf: - type: array items: type: string - type: 'null' description: Filter by condition ID(s) title: Condition Id description: Filter by condition ID(s) - name: token_id in: query required: false schema: anyOf: - type: array items: type: string maxItems: 100 - type: 'null' description: Filter by token ID(s) — matches primary or secondary token title: Token Id description: Filter by token ID(s) — matches primary or secondary token - name: tags in: query required: false schema: anyOf: - type: array items: type: string - type: 'null' description: Filter by tag(s) title: Tags description: Filter by tag(s) - name: search in: query required: false schema: anyOf: - type: string - type: 'null' description: Search market questions by keyword title: Search description: Search market questions by keyword - name: status in: query required: false schema: anyOf: - type: string - type: 'null' description: 'Filter by status: open, closed' title: Status description: 'Filter by status: open, closed' - name: min_volume in: query required: false schema: anyOf: - type: number - type: 'null' description: Minimum total volume (USD) title: Min Volume description: Minimum total volume (USD) - name: start_time in: query required: false schema: anyOf: - type: integer - type: 'null' description: Markets created after this Unix timestamp (seconds) title: Start Time description: Markets created after this Unix timestamp (seconds) - name: end_time in: query required: false schema: anyOf: - type: integer - type: 'null' description: Markets created before this Unix timestamp (seconds) title: End Time description: Markets created before this Unix timestamp (seconds) - name: limit in: query required: false schema: type: integer maximum: 100 minimum: 1 default: 50 title: Limit - name: cursor in: query required: false schema: anyOf: - type: string - type: 'null' description: Pagination cursor from previous response title: Cursor description: Pagination cursor from previous response responses: '200': description: Paginated Polymarket markets content: application/json: schema: {} example: data: - id: '531202' question: Will Bitcoin hit $100k by June 2026? conditionId: >- 0xb48621f7eba07b0a3eeabc6afb09ae42490239903997b9d412b0f69aeb040c8b slug: will-bitcoin-hit-100k-by-june-2026 outcomes: '["Yes", "No"]' outcomePrices: '["0.65", "0.35"]' volume: '1523400.52' liquidity: '45320.66' active: true closed: false startDate: '2025-03-26T16:49:31.084Z' endDate: '2026-06-30T12:00:00Z' createdAt: '2025-03-26T14:44:34.145447Z' updatedAt: '2026-03-29T05:25:34.978655Z' new: false featured: false archived: false clobTokenIds: '["12345678901234567890", "98765432109876543210"]' tokens: - token_id: '12345678901234567890' outcome: 'Yes' price: 0.65 - token_id: '98765432109876543210' outcome: 'No' price: 0.35 neg_risk: false cursor: abc123 has_more: true '422': description: Validation Error content: application/json: schema: $ref: '#/components/schemas/HTTPValidationError' components: schemas: HTTPValidationError: properties: detail: items: $ref: '#/components/schemas/ValidationError' type: array title: Detail type: object title: HTTPValidationError ValidationError: properties: loc: items: anyOf: - type: string - type: integer type: array title: Location msg: type: string title: Message type: type: string title: Error Type type: object required: - loc - msg - type title: ValidationError ````