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prompt-cache-key: Stable Hashes for Anthropic Prompt Cache Scopes

prompt-cache-key: Stable Hashes for Anthropic Prompt Cache Scopes

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5 min read
agentfit-rs: Token-Aware Message Truncation for Rust LLM Agents

agentfit-rs: Token-Aware Message Truncation for Rust LLM Agents

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6 min read
Rust: Tag Your Agent Tools With Side-Effect Metadata Before Dispatching Them in Parallel

Rust: Tag Your Agent Tools With Side-Effect Metadata Before Dispatching Them in Parallel

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4 min read
Build a Provider Failover Chain That Actually Works Under Pressure

Build a Provider Failover Chain That Actually Works Under Pressure

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3 min read
tool-arg-fuzzy-rs: Fuzzy Match LLM Enum Args to Valid Values in Rust

tool-arg-fuzzy-rs: Fuzzy Match LLM Enum Args to Valid Values in Rust

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5 min read
Heuristic Prompt Compression: Cut Your Context Window Usage Without Losing Key Information

Heuristic Prompt Compression: Cut Your Context Window Usage Without Losing Key Information

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4 min read
agentcast-rs: Repair, Validate, and Retry LLM JSON Output in Rust

agentcast-rs: Repair, Validate, and Retry LLM JSON Output in Rust

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5 min read
prompt-cache-warmer-rs: Pre-Warm the Anthropic Prompt Cache from Rust

prompt-cache-warmer-rs: Pre-Warm the Anthropic Prompt Cache from Rust

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5 min read
Per-Step JSONL Logging for Agent Runs: Know What Your Agent Did and When

Per-Step JSONL Logging for Agent Runs: Know What Your Agent Did and When

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4 min read
Build System Prompts From Named Sections Instead of One Giant String

Build System Prompts From Named Sections Instead of One Giant String

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4 min read
Session-Scoped Tool Call Deduplication: Stop Your Agent From Doing the Same Thing Twice

Session-Scoped Tool Call Deduplication: Stop Your Agent From Doing the Same Thing Twice

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4 min read
A Week in Production: What Your Agent Will Actually Break On

A Week in Production: What Your Agent Will Actually Break On

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6 min read
agent-citation: Track Where Every Agent Claim Came From

agent-citation: Track Where Every Agent Claim Came From

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6 min read
My agent made a $400 mistake. I had no idea why. So I built a WHY layer.

My agent made a $400 mistake. I had no idea why. So I built a WHY layer.

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5 min read
Compass v1.1.0 · we shipped a memory plugin that catches its own consumption drift

Compass v1.1.0 · we shipped a memory plugin that catches its own consumption drift

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5 min read
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