Changelog
Track API updates, new features, and breaking changes.
2026-03-01 Python 2.1.0 Node 2.0.3 API Versioning
The EVSignals API uses date-based versioning. You can pin your integration to a specific version using the EVSignals-Version header.
curl https://api.evsignals.com/v1/signals?limit=10 \
-H "Authorization: Bearer evs_live_..." \
-H "EVSignals-Version: 2026-03-01"2026-03-01
Latest March 1, 2026Webhook Event Types
Added new webhook event types: signal.result and odds.movement for tracking outcomes and line movements.
Batch Odds Endpoint
New /v1/odds/batch endpoint allows fetching odds for up to 50 events in a single request.
Rate Limit Headers
Response headers now include X-RateLimit-Reset timestamp for better rate limit handling.
Historical Data Timezone
Fixed timezone handling in historical data endpoint. All timestamps are now consistently UTC.
2025-12-15
December 15, 2025Analytics Backtest Endpoint
New /v1/analytics/backtest endpoint enables strategy backtesting against historical signal data.
Model Predictions API
Access predictive model outputs via /v1/analytics/predictions/{model_id}.
Signal Response Schema
Signal list responses now include fair_odds and book fields for better decision making.
Legacy Odds Format
The american_odds field is deprecated. Use decimal odds and convert client-side if needed.
2025-09-20
September 20, 2025WebSocket Streaming
Real-time odds streaming via WebSocket connection at wss://stream.evsignals.com.
API Key Scopes
Create API keys with restricted scopes for improved security.
Error Messages
Error responses now include doc_url linking to relevant documentation.
Authentication Header
API key authentication now requires 'Bearer' prefix. Old format deprecated.
2025-06-01
June 1, 2025Webhook Support
Receive real-time notifications via webhooks instead of polling.
Usage API
New /v1/account/usage endpoint for monitoring API consumption.
Rate Limits
Increased rate limits across all subscription tiers.
2025-03-15
March 15, 2025Initial API Release
Launch of EVSignals REST API v1 with core endpoints for quotes, signals, and odds.
Python SDK
Official Python SDK released on PyPI.
Node.js SDK
Official Node.js SDK released on npm.
Upgrading Your Integration?
If you're upgrading from an older API version, check our migration guides for breaking changes and required updates.