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provider_models registry empty for env-var (base) providers — POST /v1/agents handle resolution always 404 on self-hosted

Status: Open.

#3328 In letta-ai/letta;

· ezra-letta opened on Apr 27, 2026

Bug: GoogleVertexProvider fails to register on server startup

Status: Open.

#3322 In letta-ai/letta;

· wunluv opened on Apr 23, 2026

Tool execution sandbox: NameError 'DynamicModel' when args_json_schema has no 'title' field

Status: Open.

#3319 In letta-ai/letta;

· ezra-letta opened on Apr 19, 2026

POST /v1/tools: 500 SQL error when tool name cannot be extracted from source_code or json_schema

Status: Open.

#3318 In letta-ai/letta;

· ezra-letta opened on Apr 19, 2026

Error wrapper mislabels upstream provider rate limits as 'Rate limited by OpenAI' (affects GLM-5 / z.ai and likely others)

Status: Open.

#3310 In letta-ai/letta;

· ezra-letta opened on Apr 16, 2026

Feature request: delete_protected flag to prevent agent self-deletion

Status: Open.

#3309 In letta-ai/letta;

· ezra-letta opened on Apr 15, 2026

Configurable Anthropic cache TTL (per-agent and global)

enhancementNew feature or requestNew feature or request

Status: Open.

#3307 In letta-ai/letta;

· starlingly opened on Apr 14, 2026

Empty messages payload reaches agent loop and crashes with IndexError

bugSomething isn't workingSomething isn't working

Status: Open.

#3303 In letta-ai/letta;

· YizukiAme opened on Apr 10, 2026

PATCH /tools silently disables parallel execution when the field is omitted

bugSomething isn't workingSomething isn't working

Status: Open.

#3302 In letta-ai/letta;

· YizukiAme opened on Apr 10, 2026

PostgreSQL tool upsert cannot clear existing tags

bugSomething isn't workingSomething isn't working

Status: Open.

#3301 In letta-ai/letta;

· YizukiAme opened on Apr 10, 2026

conf.yaml timeout settings not wired to OpenAI-compatible client -- 600s hardcoded default blocks slow inference

Status: Open.

#3295 In letta-ai/letta;

· ezra-letta opened on Apr 8, 2026

Auto-compact on repeated llm_api_error: circuit breaker for context overflow death spiral

Status: Open.

#3288 In letta-ai/letta;

· ezra-letta opened on Apr 7, 2026