Hermes Agent
Hermes Agent is an open-source, self-improving AI agent by Nous Research that runs persistently with memory across sessions, and builds reusable skills from experience. It comes with 40+ built-in tools, including web search, browser automation, and vision, plus scheduled automations and subagents.
https://hermes-agent.nousresearch.com/ →
1.96T
Tokens (30d)
33.5M
Requests
$3.18M
Monthly cost
$1.80
Blended $/M tokens
Primary driver
Qwen: Qwen3.6 Plus is Hermes Agent's top model at 510.2B — 26.1% of total token volume and 12.5% of monthly cost ($398K).
Top-20 model breakdown
Ranked by monthly cost. Prices from OpenRouter's live catalog. Blended $/M = price_in × 72% + price_out × 28%.
| # | Model | Vendor | Tokens | % of vol. | $/M in | $/M out | Blended $/M | Monthly cost | % of spend |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Anthropic: Claude Opus 4.6 anthropic/claude-4.6-opus-20260205 | anthropic | 105.9B | 5.4% | $5.00 | $25.00 | $10.60 | $1.12M | 35.3% |
| 2 | Xiaomi: MiMo-V2-Pro xiaomi/mimo-v2-pro-20260318 | xiaomi | 484.5B | 24.7% | $1.00 | $3.00 | $1.56 | $756K | 23.8% |
| 3 | Qwen: Qwen3.6 Plus qwen/qwen3.6-plus-04-02 | qwen | 510.2B | 26.1% | $0.33 | $1.95 | $0.78 | $398K | 12.5% |
| 4 | OpenAI: GPT-5.4 openai/gpt-5.4-20260305 | openai | 45.6B | 2.3% | $2.50 | $15.00 | $6.00 | $274K | 8.6% |
| 5 | Anthropic: Claude Sonnet 4.6 anthropic/claude-4.6-sonnet-20260217 | anthropic | 37.6B | 1.9% | $3.00 | $15.00 | $6.36 | $239K | 7.5% |
| 6 | MiniMax: MiniMax M2.7 minimax/minimax-m2.7-20260318 | minimax | 131.8B | 6.7% | $0.30 | $1.20 | $0.55 | $73K | 2.3% |
| 7 | Google: Gemini 3 Flash Preview google/gemini-3-flash-preview-20251217 | 52.6B | 2.7% | $0.50 | $3.00 | $1.20 | $63K | 2.0% | |
| 8 | Google: Gemini 3.1 Pro Preview Custom Tools google/gemini-3.1-pro-preview-20260219 | 11.4B | 0.6% | $2.00 | $12.00 | $4.80 | $55K | 1.7% | |
| 9 | Qwen: Qwen3.6 Plus qwen/qwen3.6-plus-preview | qwen | 51.9B | 2.6% | $0.33 | $1.95 | $0.78 | $40K | 1.3% |
| 10 | Z.ai: GLM 5.1 z-ai/glm-5.1-20260406 | z-ai | 25.8B | 1.3% | $0.95 | $3.15 | $1.57 | $40K | 1.3% |
| 11 | OpenAI: GPT-5.4 Mini openai/gpt-5.4-mini-20260317 | openai | 13.4B | 0.7% | $0.75 | $4.50 | $1.80 | $24K | 0.8% |
| 12 | MoonshotAI: Kimi K2.5 moonshotai/kimi-k2.5-0127 | moonshotai | 30.4B | 1.6% | $0.38 | $1.72 | $0.76 | $23K | 0.7% |
| 13 | NVIDIA: Nemotron 3 Super nvidia/nemotron-3-super-120b-a12b-20230311 | nvidia | 102.7B | 5.2% | $0.10 | $0.50 | $0.21 | $22K | 0.7% |
| 14 | Google: Gemini 2.5 Flash google/gemini-2.5-flash | 15.5B | 0.8% | $0.30 | $2.50 | $0.92 | $14K | 0.4% | |
| 15 | StepFun: Step 3.5 Flash stepfun/step-3.5-flash | stepfun | 71.2B | 3.6% | $0.10 | $0.30 | $0.16 | $11K | 0.3% |
| 16 | MiniMax: MiniMax M2.5 minimax/minimax-m2.5-20260211 | minimax | 25.3B | 1.3% | $0.12 | $0.99 | $0.36 | $9K | 0.3% |
| 17 | DeepSeek: DeepSeek V3.2 deepseek/deepseek-v3.2-20251201 | deepseek | 20.5B | 1.0% | $0.26 | $0.38 | $0.29 | $6K | 0.2% |
| 18 | Arcee AI: Trinity Large Thinking arcee-ai/trinity-large-preview | arcee-ai | 11.9B | 0.6% | $0.22 | $0.85 | $0.40 | $5K | 0.1% |
| 19 | Xiaomi: MiMo-V2-Flash xiaomi/mimo-v2-flash-20251210 | xiaomi | 12.4B | 0.6% | $0.09 | $0.29 | $0.15 | $2K | 0.1% |
| 20 | openrouter/hunter-alpha openrouter/hunter-alpha | openrouter | 23.9B | 1.2% | — | — | — | — | 0.0% |
Cross-references
- Full leaderboard: OpenRouter app leaderboard
- Inverted view: Which models AI agents actually use
- Related benchmarks: /agentic
- Source: openrouter.ai/apps/hermes-agent
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