Mercury 2 vs Inception: Mercury 2.5
inception/mercury-2 · inception/mercury-2.5
As of October 24, 2026, Inception: Mercury 2.5 is the cheaper API on UberLLM: $0.0400 per million input tokens and $0.1500 per million output, versus $0.2292 / $0.6875 for Mercury 2 — about 79% less on a blended 3:1 token mix. Both are reached through one OpenAI-compatible key and routed to the cheapest healthy seller, with UberLLM's 10% fee already included, so the price you see is the price you pay. Choose Inception: Mercury 2.5 to cut cost; choose Mercury 2 when its capabilities fit your task better.
Mercury 2 vs Inception: Mercury 2.5, side by side
| Spec | Mercury 2 | Inception: Mercury 2.5 |
|---|---|---|
| Price · input / 1M | $0.2292 | $0.0400 |
| Price · output / 1M | $0.6875 | $0.1500 |
| Context length | 128,000 | 260,000 |
| Max output tokens | 32,768 | 65,536 |
| Input modalities | text | text |
| Output modalities | text | text |
| Tools / functions | Yes | Yes |
| Reasoning | — | Yes |
| Cheapest seller | UberLLM | UberLLM |
| % off list | 8% off | — |
Live prices via UberLLM, routed to the cheapest healthy seller. The price shown includes UberLLM’s 10% fee. Updated October 24, 2026.
Mercury 2 vs Inception: Mercury 2.5 — FAQ
Is Mercury 2 or Inception: Mercury 2.5 cheaper?
Inception: Mercury 2.5 is cheaper on a blended token mix, by about 79%. UberLLM routes every request to the cheapest healthy seller and bills the price shown, with its 10% fee included.
What's the price difference between Mercury 2 and Inception: Mercury 2.5?
Mercury 2: $0.2292 in / $0.6875 out per 1M tokens. Inception: Mercury 2.5: $0.0400 in / $0.1500 out per 1M tokens. That's roughly a 79% blended difference. Prices are live and include UberLLM's 10% fee.
Can I use both Mercury 2 and Inception: Mercury 2.5 with one API?
Yes. Both are served through a single OpenAI-compatible endpoint — set the base URL to https://api.uberllm.dev/v1 and your UberLLM key, then switch between them by changing the model id. Anthropic SDKs work via https://api.uberllm.dev/v1/messages.