token.app › Compare › GPT Astra Latest vs Mercury 3
GPT Astra Latest vs Mercury 3
Mercury 3 is 123× cheaper per token on a blended 3:1 basis. GPT Astra Latest accepts the larger context window (1.1M).
Head to head
Blended price uses a 3:1 input:output mix
| GPT Astra Latest | Mercury 3 | |
|---|---|---|
| Provider | OpenAI | Inception |
| Input $/1M | $10.00 | $0.100 |
| Output $/1M | $50.00 | $0.350 |
| Blended $/1M | $20.00 | $0.163 |
| Context window | 1.1M | 1M |
| Max output | 128K | 131K |
| Released | Sep 2026 | Oct 2026 |
| Licence | Proprietary | Proprietary |
Choose GPT Astra Latest if…
- Larger context window (1.1M)
Choose Mercury 3 if…
- Costs less per token — $0.163 vs $20.00 blended
- Newer model (released Oct 2026)
FAQ
Which is better, GPT Astra Latest or Mercury 3?
We do not hold independently-run benchmark scores covering both GPT Astra Latest and Mercury 3, so we make no quality claim. Their pricing and specifications are compared on this page.
Is GPT Astra Latest cheaper than Mercury 3?
Mercury 3 is cheaper: $0.163 versus $20.00 per million tokens blended at 3:1 input:output. Input alone: $10.00 vs $0.100. Output alone: $50.00 vs $0.350.
What context windows do GPT Astra Latest and Mercury 3 have?
GPT Astra Latest: 1,050,000 tokens. Mercury 3: 1,000,000 tokens.
Who makes GPT Astra Latest and Mercury 3?
GPT Astra Latest is made by OpenAI. Mercury 3 is made by Inception.
Related comparisons