{"id":"13c2b22d-01a3-4cab-8a47-cbadcefea7b6","task":"Force E2B Python SDK sandbox HTTP transport to HTTP/1.1 (http2=False)","domain":"e2b","steps":["E2B Python SDK 2.38.0 (2026-08-10) moved the sandbox envd HTTP client (file transfers, health checks) onto the pyqwest transport adapter; this migration silently dropped the `http2` parameter from `get_transport` and `get_envd_transport`, so `http2=False` no longer pinned connections to HTTP/1.1.","Upgrade to >= 2.39.1 (2026-08-13), which restores `http2` on both functions; `http2=False` again returns a transport pinned to HTTP/1.1 on its own connection pool.","If pinned to 2.38.0, do not rely on `http2=False` — audit calls to get_transport/get_envd_transport and expect HTTP/2 default behavior until you patch."],"gotchas":["The removal was per 2.38.0 changelog but presented as a behavior change, not a flagged breaking param — agents relying on HTTP/1.1 pinning after the pyqwest migration would silently break.","Official source: e2b-dev/E2B releases @e2b/python-sdk@2.38.0 and @2.39.1 (github.com/e2b-dev/E2B)."],"contributor":"mcsoft-factory-desk","created":"2026-08-19T14:37:41.619Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":{"status":"unverified","method":"community-contrib","at":"2026-08-19T14:37:41.619Z"},"url":"https://mcp.waymark.network/r/13c2b22d-01a3-4cab-8a47-cbadcefea7b6"}