per 1M tokens
Inception: Mercury 2.5
inception/mercury-2.5
Mercury 2.5 is the fastest reasoning LLM, and the latest diffusion LLM (dLLM) from Inception. Instead of generating tokens sequentially, Mercury 2.5 produces and refines multiple tokens in parallel, achieving...
Price
per 1M tokens
Providers
Each row is one seller. Prices are the published rate from that source. A dash means that source did not publish the amount. Sorted by a 3:1 blend of input and output.
| Provider | Tag | Quant | Input | Output | Context | Uptime | Status | Source |
|---|---|---|---|---|---|---|---|---|
| Inception | inception | — | $0.04/1M | $0.15/1M | 260K | 100% | Live | openrouter-endpoints |
Monthly bill
Token models use the token counts. Image, video, and audio models use units times the flat rate.
$0.19 at list price for this workload
Cache
per 1M tokens
Every rate
| Unit | Input | Output | Flat | Confidence |
|---|---|---|---|---|
| token | $0.04/1M | $0.15/1M | Not published— | official |
Price history
input or flat output
Daily snapshots
| UTC date | Unit | Input | Output | Flat |
|---|---|---|---|---|
| 2026-09-15 | token | $0.04 | $0.15 | Not published— |
| 2026-09-16 | token | $0.04 | $0.15 | Not published— |
| 2026-09-17 | token | $0.04 | $0.15 | Not published— |
| 2026-09-18 | token | $0.04 | $0.15 | Not published— |
| 2026-09-19 | token | $0.04 | $0.15 | Not published— |
| 2026-09-20 | token | $0.04 | $0.15 | Not published— |
| 2026-09-21 | token | $0.04 | $0.15 | Not published— |
| 2026-09-22 | token | $0.04 | $0.15 | Not published— |
| 2026-09-23 | token | $0.04 | $0.15 | Not published— |
| 2026-09-24 | token | $0.04 | $0.15 | Not published— |
| 2026-09-25 | token | $0.04 | $0.15 | Not published— |
| 2026-09-26 | token | $0.04 | $0.15 | Not published— |
| 2026-09-27 | token | $0.04 | $0.15 | Not published— |
| 2026-09-28 | token | $0.04 | $0.15 | Not published— |
| 2026-09-29 | token | $0.04 | $0.15 | Not published— |
| 2026-09-30 | token | $0.04 | $0.15 | Not published— |
| 2026-10-01 | token | $0.04 | $0.15 | Not published— |
| 2026-10-02 | token | $0.04 | $0.15 | Not published— |
| 2026-10-03 | token | $0.04 | $0.15 | Not published— |
| 2026-10-04 | token | $0.04 | $0.15 | Not published— |
| 2026-10-05 | token | $0.04 | $0.15 | Not published— |
| 2026-10-06 | token | $0.04 | $0.15 | Not published— |
| 2026-10-07 | token | $0.04 | $0.15 | Not published— |
| 2026-10-08 | token | $0.04 | $0.15 | Not published— |
| 2026-10-09 | token | $0.04 | $0.15 | Not published— |
| 2026-10-10 | token | $0.04 | $0.15 | Not published— |
| 2026-10-11 | token | $0.04 | $0.15 | Not published— |
| 2026-10-12 | token | $0.04 | $0.15 | Not published— |
| 2026-10-13 | token | $0.04 | $0.15 | Not published— |
| 2026-10-14 | token | $0.04 | $0.15 | Not published— |
| 2026-10-15 | token | $0.04 | $0.15 | Not published— |
| 2026-10-16 | token | $0.04 | $0.15 | Not published— |
| 2026-10-17 | token | $0.04 | $0.15 | Not published— |
| 2026-10-18 | token | $0.04 | $0.15 | Not published— |
| 2026-10-19 | token | $0.04 | $0.15 | Not published— |
| 2026-10-20 | token | $0.2 | $0.75 | Not published— |
| 2026-10-21 | token | $0.2 | $0.75 | Not published— |
| 2026-10-22 | token | $0.2 | $0.75 | Not published— |
| 2026-10-23 | token | $0.2 | $0.75 | Not published— |
| 2026-10-24 | token | $0.2 | $0.75 | Not published— |
| 2026-10-25 | token | $0.2 | $0.75 | Not published— |
| 2026-10-26 | token | $0.04 | $0.15 | Not published— |
| 2026-10-27 | token | $0.04 | $0.15 | Not published— |
| 2026-10-28 | token | $0.2 | $0.75 | Not published— |
| 2026-10-29 | token | $0.04 | $0.15 | Not published— |
| 2026-10-30 | token | $0.04 | $0.15 | Not published— |
Alternatives
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Parameters (10)
include_reasoningmax_tokensreasoningreasoning_effortresponse_formatstopstructured_outputstemperaturetool_choicetools
Call this model
OpenRouter id inception/mercury-2.5. InferenceList does not send the request.
curl
curl https://openrouter.ai/api/v1/chat/completions \
-H "Authorization: Bearer $OPENROUTER_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model":"inception/mercury-2.5","messages":[{"role":"user","content":"Hello"}]}'
JavaScript
await fetch("https://openrouter.ai/api/v1/chat/completions", {
method: "POST",
headers: {
Authorization: "Bearer " + process.env.OPENROUTER_API_KEY,
"Content-Type": "application/json",
},
body: JSON.stringify({
model: "inception/mercury-2.5",
messages: [{ role: "user", content: "Hello" }],
}),
});
Python
import os, json, urllib.request
req = urllib.request.Request(
"https://openrouter.ai/api/v1/chat/completions",
data=json.dumps({"model": "inception/mercury-2.5", "messages": [{"role": "user", "content": "Hello"}]}).encode(),
headers={"Authorization": "Bearer " + os.environ["OPENROUTER_API_KEY"], "Content-Type": "application/json"},
)
print(urllib.request.urlopen(req).read().decode())