{"slug":"wandb-weave","name":"W&B Weave","owner":null,"repo":null,"category":"observability-eval","lang":"","blurb":"Weights & Biases' LLM observability and evaluation toolkit that auto-traces calls and runs LLM-judge scorers.","use_cases":"[]","alternatives":[],"stars":0,"pushed_at":null,"synced_at":null,"kind":"api","one_liner":"Weights & Biases' LLM observability and evaluation toolkit that auto-traces calls and runs LLM-judge scorers.","website":"https://wandb.ai/site/weave","docs_url":"https://docs.wandb.ai/weave","signup_url":"https://wandb.ai/signup","pricing_model":"freemium","pricing_note":"Generous free tier for individuals; paid scales per seat, bundled into the W&B Models pricing surface (per-seat + tracked hours). Confirm on the W&B pricing page.","auth_type":"api-key","agent_signup":"self-serve-instant-key","agent_signup_note":"Free W&B account; grab your API key instantly at wandb.ai/authorize, then weave.init(project). No account-provisioning API.","mcp_server":"","sdks":["Python","TypeScript","REST"],"code_sample":"{\"lang\":\"python\",\"code\":\"# pip install weave ; key from https://wandb.ai/authorize\\nimport weave\\nweave.init(\\\"my-project\\\")\\n\\n@weave.op\\ndef generate(prompt: str) -> str:\\n    # any LLM call here is captured with inputs/outputs/cost/latency\\n    return call_model(prompt)\"}","tags":["tracing","evals","llm-as-judge","experiments","agents"],"useCases":[],"codeSample":{"lang":"python","code":"# pip install weave ; key from https://wandb.ai/authorize\nimport weave\nweave.init(\"my-project\")\n\n@weave.op\ndef generate(prompt: str) -> str:\n    # any LLM call here is captured with inputs/outputs/cost/latency\n    return call_model(prompt)"},"oneLiner":"Weights & Biases' LLM observability and evaluation toolkit that auto-traces calls and runs LLM-judge scorers.","docsUrl":"https://docs.wandb.ai/weave","signupUrl":"https://wandb.ai/signup","pricingModel":"freemium","pricingNote":"Generous free tier for individuals; paid scales per seat, bundled into the W&B Models pricing surface (per-seat + tracked hours). Confirm on the W&B pricing page.","authType":"api-key","agentSignup":"self-serve-instant-key","agentSignupNote":"Free W&B account; grab your API key instantly at wandb.ai/authorize, then weave.init(project). No account-provisioning API.","mcpServer":""}