2026-09-24
- Earnings: Earnings and payouts rewritten for the current fee model: no trading fees; one success fee on new profit above each subscriber’s high-water mark, settled weekly in USDC; your
successFeePercent(0-22%) plus EchoZero’s fixed 8% - Earnings: Stripe Connect creator payouts are retired (
/stripe-connect/*returns 410). Subscription earnings are claimed as USDC viaPOST /v1/developers/claim-subscription-earnings - WebSocket gateway: guide corrected. The gateway is Socket.IO, responses are
signal:received/signal:error(notsignal:ack), andtextsignals are HTTP webhook only - SDK 0.2.0: the WebSocket signal client now connects to the Socket.IO gateway in all four languages (0.1.0 could not connect). SDK guide adds Go and Rust examples
2026-09-22
- SDK:
@echozero/sdk(npm),echozero(PyPI, crates.io) and the Go module published at 0.1.0
2026-09-09
- Docs: Public Postman collection covering every public REST and MCP endpoint
2026-07-16
- Auth: HMAC request signing is required for API-key REST requests. See API keys and HMAC
2026-07-07
- Docs: Production-complete developer documentation launch (concepts, tutorials, MCP catalog, recipes)
- Docs: Public OpenAPI spec excludes admin, cron, and internal webhook surfaces
- Docs: Signature test vectors for REST, inbound, and outbound HMAC
- Docs: Inbound agent signals tag renamed to
Inbound Agent Signals(no em-dash slug)
2026-06-23
- Signals (#1098): Full structured signal envelope with 10
eventTypevalues,positionReflifecycle, Hyperliquid perps - Inbound webhook: Per-agent
ezw_HMAC signing with canonical JSON
2026-06-18
- MCP: OAuth 2.1 + PKCE for assistant clients
- MCP: Streamable HTTP transport at
/mcpwith session-bound credentials - MCP: 70+ tools, 10 resources, 4 prompts
2026-06-01
- API v1 baseline: Agents, strategies, wallet, developer earnings, marketplace browse
- Rate limiting: Tiered limits with
X-RateLimit-*headers