Apertus 70B Instruct
by Swiss AIChat
Fully open 70B multilingual LLM supporting 1800+ languages with 65K context. Trained on 15T tokens of compliant open data. Apache 2.0, EU AI Act compliant.
- Context
- 65.5K tokens
- Max output
- 30,000 tokens
- Released
- 2025-09-02
- Weights
- Open
swiss-ai/apertus-70b · also seen as publicai/apertus-70b-instruct
Specifications
Full facts as recorded, incl. what is unknown.
- Released
- 2025-09-02
- Weights
- Open
- Input
- Text
- Output
- Text
- Context window
- 65,536 max across endpoints
- Max output
- 30,000
- Providers
- 1 + 2 gateways, not counted as providers
- Epoch Capabilities Index
- not evaluated
- Direct price range
- $0.46 in · $2.42 out per 1M tokens · from its one provider
More details
- Last updated
- 2025-09-02
- Knowledge cutoff
- 2025-09
Capabilities
Across all endpoints: supported if any endpoint supports it.
- Tool calling
- Parallel toolsunknown
- Structured output
- Reasoning
- Image input
- PDF input
- Audio input
- Audio outputunknown
- Video input
- Prompt cachingunknown
- Web searchunknown
- Computer useunknown
- System messagesunknown
- Assistant prefillunknown
- Temperature
- Streamingunknown
- Attachments
Endpoints
One row per provider and variant; gateways are listed separately.
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Price history
No change since 19 Oct 2026. The cheapest direct price has been $0.46 in / $2.42 out per 1M tokens at Regolo AI on every data refresh since then.
Tracked from 19 Oct 2026. Headline-eligible direct prices only, so a price the sanity check flags never draws a spike. Series as JSON
Cost calculator
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Similarly priced models
Blended rate per 1M tokens, each at its own cheapest provider (10M input : 2M output mix).
| Model | Blended/1M | In/1M | Out/1M | Context | vs Apertus 70B Instruct |
|---|---|---|---|---|---|
| GPT-3.5 TurboOpenAI | $1.17 | $1.00 | $2.00 | 16.4K | −0% cheaper |
| Grok 3 Mini FastxAI | $1.17 | $0.60 | $4.00 | 131K | −0% cheaper |
| Grok Build 0.1xAI | $1.17 | $1.00 | $2.00 | 256K | −0% cheaper |
| Seed 2.1 ProByteDance Seed | $1.18 | $0.707 | $3.54 | 256K | +1% |
| Nova ProAmazon | $1.20 | $0.799 | $3.20 | 300K | +2% |
| Pareto 26.10Unbiased AI | $1.20 | $0.80 | $3.20 | 1.05M | +3% |
| Hy4 previewTencent | $1.11 | $0.834 | $2.50 | 1.05M | −5% cheaper |
| GLM-5V-TurboZ.ai (Zhipu AI) | $1.10 | $0.704 | $3.10 | 200K | −6% cheaper |
More from Swiss AI
Newest Swiss AI models in the catalogue. All Swiss AI models
| Model | Released | Context | Listed price |
|---|---|---|---|
| Apertus v1.5 70B | 2026-07-24 | 100K | from $0.87 |
| Apertus-8B-Instruct-2509 | — | — | from $0.10 |
| Apertus-70B-Instruct-2509 | — | — | from $0.82 |
| apertus-8b-instruct | — | 8.2K | unpriced |