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llm-observability
12 projects tagged “llm-observability” that gained the most stars yesterday
#143 · +206 · 1d ·GitHub

Most usage tools read local logs. That shows the total cost of a call or session, but it misses the request-time context assembled before the model is invoked: system prompts, tool schemas, MCP blocks, tool results, cache reads/writes, and previous thinking blocks.

Size
0.4 MB
Stars
5.4K
Updated
CommitOct 15
Age
4mo
Commits · 90 Days
#301 · +104 · 1d ·GitHub

Local gateway for Claude Code, Codex and other AI clients on macOS, Windows and Linux: switch upstreams without touching clients, keep API keys from relays, cut off malicious tool calls, trace every request.

Size
36.7 MB
Stars
824
Age
1mo
Commits · 90 Days
#572 · +54 · 1d ·GitHub

🪢 Open source agent evals & observability: Trace, evaluate, and improve LLM applications with one open platform.

Creator
langfuse
Size
247 MB
Stars
35.9K
Age
3y
Commits · 90 Days
#595 · +52 · 1d ·GitHub

Observability and enforcement for AI agent harnesses. Capture every run and runtime reliability with policy enforcement.

Size
107.1 MB
Stars
5.7K
Age
6mo
Commits · 90 Days
#1007 · +28 · 1d ·GitHub

Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.

Creator
comet-ml
Size
812.2 MB
Stars
22.7K
Age
3y
Commits · 90 Days
#1099 · +25 · 1d ·GitHub

Open-source, high-performance AI gateway that works as your LLM gateway, MCP gateway and agent gateway. One OpenAI-compatible API for 10,000+ models, with failover, load balancing, semantic caching, virtual keys, budgets and MCP Code Mode.

Creator
maximhq
Size
1.1 GB
Stars
8.9K
Age
1y
Commits · 90 Days
#1727 · +14 · 1d ·GitHub

Open source observability platform for logs, metrics, traces, RUM (web, android, ios), Session replay, pipelines, SLO and LLM observability.

Size
409.2 MB
Stars
22.4K
Age
3y
Commits · 90 Days
#2079 · +11 · 1d ·GitHub

AI Agent Engineering Platform built on an Open Source TypeScript AI Agent Framework

Creator
VoltAgent
Size
34 MB
Stars
10.8K
Age
1y
Commits · 90 Days
#2484 · +8 · 1d ·GitHub

SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in one tool with features like APM, distributed tracing, log management, infra monitoring, etc.

Creator
SigNoz
Size
122.2 MB
Stars
32.4K
Age
5y
Commits · 90 Days
#2826 · +7 · 1d ·GitHub

DeepSeek Harness Agent Workflow

Size
1 MB
Stars
255
Updated
CommitOct 12
Age
2mo
Commits · 90 Days
#3426 · +5 · 1d ·GitHub

One workspace: what ran, what broke, what is already pinned as a test.

Size
19.9 MB
Stars
927
Updated
CommitOct 15
Age
6d
Commits · 90 Days
#8123 · +0 · 1d ·GitHub

OrcaReplay — Time travel for AI agents. Record, replay, fork, and debug any agent run with any model. ai team.

Size
5.2 MB
Stars
285
Updated
CommitOct 01
Age
1mo
Commits · 90 Days