letta-ai

Letta Terminalbench — Development skill for Claude Code

Development community

letta integration for terminalbench (#1 open source agent, in under 200 lines of code).

How to install Letta Terminalbench

This entry records only its repository, not the path inside it, so there is no exact command to give. Open letta-ai/letta-terminalbench and copy the folder into ~/.claude/skills/, or the file into ~/.claude/agents/.

What Letta Terminalbench does

letta integration for terminalbench (#1 open source agent, in under 200 lines of code).

Alternatives in Development

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Llamacoder — Open source Claude Artifacts – built with Llama 3.1 405B 7.1k ★
Microsandbox — Open-source self-hosted MicroVM sandboxes with sub-200ms startup, hardware-level isolation via libkrun 5k ★

README

letta-terminalbench

Official code for Letta on [Terminal-Bench](https://www.tbench.ai/news/announcement).

Check out our technical blog for more information: [Blog](https://www.letta.com/blog/terminal-bench)

tb run \
    --dataset-name terminal-bench-core \
    --dataset-version 0.1.1 \
    --agent-import-path letta-agent.letta_agent_v1:LettaAgent \
    --n-concurrent 4 --model anthropic/claude-sonnet-4-20250514 

# note this script supports --model anthropic/*. However, one can modify LlmConfig to use other models.