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[MCP] MCP Tools connected to an Agent's tools input rebuilds its tool list every step — deepcopy per invocation makes the TTL cache unreachable

bugSomething isn't workingSomething isn't working

Status: Open.

#14194 In langflow-ai/langflow;

· kartikgajjar opened on Jul 21, 2026

[MCP] Pooled-session connectivity probe uses a hardcoded 3s timeout, discarding valid sessions and ignoring the configured mcp_server_timeout

bugSomething isn't workingSomething isn't working

Status: Open.

#14193 In langflow-ai/langflow;

· kartikgajjar opened on Jul 21, 2026

Flow build crashes with invalid ToolMessage

bugSomething isn't workingSomething isn't working

Status: Open.

#14182 In langflow-ai/langflow;

· ftnt-adrianl opened on Jul 21, 2026

OpenAI embedding model provider base_url change does not do anything

bugSomething isn't workingSomething isn't working

Status: Open.

#14180 In langflow-ai/langflow;

· YasserManss opened on Jul 21, 2026

MCP session init leaks the transport subprocess: inner readiness timeout (30s) exceeds outer connect timeout (mcp_server_timeout, default 20s)

bugSomething isn't workingSomething isn't working

Status: Open.

#14161 In langflow-ai/langflow;

· kartikgajjar opened on Jul 20, 2026

Secret masking corrupts the actual value passed to a connected downstream component

bugSomething isn't workingSomething isn't working

Status: Open.

#14152 In langflow-ai/langflow;

· Simonzhaohui opened on Jul 18, 2026

bug

Status: Open.

#14096 In langflow-ai/langflow;

· Obsever003 opened on Jul 15, 2026

Concurrent component tool calls can leave send_message permanently patched to no-op

Status: Open.

#14088 In langflow-ai/langflow;

· Success6666 opened on Jul 15, 2026

Upgrade Langfuse tracing integration to Python SDK v4

Status: Open.

#14086 In langflow-ai/langflow;

· hassiebp opened on Jul 15, 2026

Component idea: BGPT scientific evidence search for Langflow graphs

Status: Open.

#14079 In langflow-ai/langflow;

· connerlambden opened on Jul 14, 2026

Some medium findings noted in your repo

Status: Open.

#14056 In langflow-ai/langflow;

· joshua-trustabl opened on Jul 14, 2026

Policies (ToolGuard) Guard mode never completes and hits an internal timeout, and Generate mode fails the Agent build with an Anthropic thinking.thinking Field required error on claude-sonnet-5

bugSomething isn't workingSomething isn't working

Status: Open.

#14050 In langflow-ai/langflow;

· abhigoel25 opened on Jul 13, 2026