Cheapest tool-use LLM leaderboard: the 50 lowest-cost AI models that support function calling / tool use, ranked by token price across 70+ providers. Input, output and cache USD per 1M tokens with context window and modality flags joined in. The cheapest way to pick a model for an agent loop that needs reliable structured tool calls. Refreshed hourly.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.01 USDC | 0x63a2...6EBB |