GPT-6 Astra vs GPT-6 Sol
GPT-6 Sol costs less on both: $0.60 in and $3.00 out per million tokens, against $3.00 in and $15.00 out for GPT-6 Astra. Both on one key at UplinkSwitch, each next to its developer's list price.
Prices · per million tokens, USD
| Tokens | GPT-6 Astragpt-6-astra | GPT-6 Solgpt-6-sol |
|---|---|---|
| Input | $3.00OpenAI lists $10.00 · 70% under | $0.60OpenAI lists $2.00 · 70% under |
| Cached input | $0.30OpenAI lists $1.00 · 70% under | $0.12OpenAI lists $0.20 · 40% under |
| Output | $15.00OpenAI lists $50.00 · 70% under | $3.00OpenAI lists $10.00 · 70% under |
| Formats | OpenAI SDK | OpenAI SDK |
| Developer | OpenAI | OpenAI |
List price: each developer's published rate, read October 2026. A model with no cached rate bills cached tokens at its input rate. Live from GET https://api.uplinkswitch.com/v1/catalog.
Same key, same URL
One base URL and one key serve both models. The request below calls GPT-6 Astra; put gpt-6-sol in the model field to call GPT-6 Sol instead.
shell
curl https://api.uplinkswitch.com/v1/chat/completions \
-H "authorization: Bearer sk-uplink-live-..." \
-H "content-type: application/json" \
-d '{"model":"gpt-6-astra","messages":[{"role":"user","content":"Hello"}]}'Model pages: GPT-6 Astra, GPT-6 Sol. Pricing by family: GPT. More comparisons: Claude Fable 5.1 vs GPT-6 Astra, Gemini 3.8 Flash vs GPT-6 Sol, GPT-6.1 Sol vs GPT-6 Sol.
Questions
- Which costs less, GPT-6 Astra or GPT-6 Sol?
- GPT-6 Sol costs less on both: $0.60 in and $3.00 out per million tokens, against $3.00 in and $15.00 out for GPT-6 Astra.
- Can I switch between them by changing the model id?
- Yes. Both answer in the OpenAI SDK format at the same base URL with the same key. Change the model id from gpt-6-astra to gpt-6-sol and nothing else.
- Is there a subscription?
- No. Prepaid credit from $10, with no subscription or monthly fee. Each top-up locks your prices for 30 days.