AI MODEL ATLAS · DECISION PAGE
Cheapest paid LLM API models
OpenRouter catalog models with positive prompt and completion prices.
OBJECT ID
asca:openrouter-model-page-cheapest-llm-api@2026-08-27.v1FETCHED
STATUSREPRODUCIBLE SNAPSHOT
QUESTION · METHOD
Cheapest paid LLM API models
Sort by derived_cost_usd = prompt + completion USD per 1M text tokens; free/zero rows excluded; request price is reported separately and excluded.
OBSERVED MODELS · 10 SHOWN
Comparable fields from one dated catalog snapshot
| Rank / order | Model | Input / 1M | Output / 1M | Request | Context | Tools | Structured | Derived cost / basis |
|---|---|---|---|---|---|---|---|---|
| 49 | Mistral: Mistral Nemo | $0.019 | $0.03 | $0.00 | 131.07K | Yes | Yes | $0.049 · $ per 1M input + 1M output text tokens |
| 73 | Ling-3.0-flash | $0.021 | $0.063 | $0.00 | 262.14K | Yes | No | $0.084 · $ per 1M input + 1M output text tokens |
| 159 | Sao10K: Llama 3 8B Lunaris | $0.04 | $0.05 | $0.00 | 8.19K | No | Yes | $0.09 · $ per 1M input + 1M output text tokens |
| 388 | DeepSeek V4 Flash Latest | $0.03 | $0.075 | $0.00 | 1.31M | Yes | Yes | $0.105 · $ per 1M input + 1M output text tokens |
| 255 | MythoMax 13B | $0.06 | $0.06 | $0.00 | 8.19K | No | Yes | $0.12 · $ per 1M input + 1M output text tokens |
| 140 | Nex AGI: Nex-N2-Mini | $0.025 | $0.10 | $0.00 | 262.14K | Yes | Yes | $0.125 · $ per 1M input + 1M output text tokens |
| 249 | IBM: Granite 4.0 Micro | $0.017 | $0.112 | $0.00 | 131K | No | No | $0.129 · $ per 1M input + 1M output text tokens |
| 74 | Meta: Llama 3.1 8B Instruct | $0.05 | $0.08 | $0.00 | 131.07K | Yes | Yes | $0.13 · $ per 1M input + 1M output text tokens |
| 138 | Mistral: Mistral Small 3 | $0.05 | $0.08 | $0.00 | 32.77K | No | Yes | $0.13 · $ per 1M input + 1M output text tokens |
| 204 | Google: Gemma 3 4B | $0.05 | $0.10 | $0.00 | 131.07K | No | Yes | $0.15 · $ per 1M input + 1M output text tokens |
Prices are listed USD per token converted to USD per 1M tokens. Request fee is a separate listed field; it is not included in derived text-token cost. A free listing means zero listed token price in this snapshot, not unlimited access.
RANGE · BIAS · LIMIT · CONFIDENCE
- Observed range: 392 matching catalog records; 10 shown.
- Bias: Catalog and listed-price selection bias.
- Limitation: Listed OpenRouter prices are not provider-direct prices or guaranteed availability.
- Confidence: high for the recorded response and stated transformation.
DOWNLOAD · VERIFY · CITE
Keep the snapshot and object ID with the decision.
“Sort by derived_cost_usd = prompt + completion USD per 1M text tokens; free/zero rows excluded; request price is reported separately and excluded.”— asca:openrouter-model-page-cheapest-llm-api@2026-08-27.v1
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