Inception · Closed
Mercury 2.5 API Member pricing vs list price
inception/mercury-2.5
ClosedMercury 2.5 is a closed model from Inception with a 260K-token context window. It lists at $0.04 input and $0.15 output per 1M tokens, and Members pay $0.038 and $0.1425 with a Private key.
Mercury 2.5 prices per 1M tokens
Input / output, by membership tier and data policy. Every price is a percent of the provider's public list price.
| Tier | Private | Research ShareFinancial incentive notice |
|---|---|---|
| List price | $0.04 input, $0.15 output per 1M tokens | |
| Guest | Members onlyBecome a Member | Members onlyBecome a Member |
| Member | $0.038 input, $0.1425 output per 1M tokens5% off list price | $0.036 input, $0.135 output per 1M tokens10% off list price |
| Executive | $0.034 input, $0.1275 output per 1M tokens15% off list price | $0.032 input, $0.12 output per 1M tokens20% off list price |
Does Member pay for itself on Mercury 2.5?
- Member ($199 a year) pays for itself once your Mercury 2.5 spend at list price passes $332 a month with a Private key (about 4.9B tokens at a 3:1 input-to-output mix) or $166 a month with Research Share.
- Executive ($1,999 a year) costs less than Member above $1,500 a month (Private keys), about 22B tokens a month.
At this volume Member · Research Share costs $15.91 a month against list price.
| Plan | Usage / mo | Fee / mo | Net vs list / mo | Pays off above |
|---|---|---|---|---|
| Member · Private | $6.41 | $16.58 | −$16.25 | 4.9B tokens |
| Member · Research Share | $6.08 | $16.58 | −$15.91 | 2.5B tokens |
| Executive · Private | $5.74 | $167 | −$166 | 16B tokens |
| Executive · Research Share | $5.40 | $167 | −$165 | 12B tokens |
Usage at each plan's price per token. The fee is the annual membership fee divided by 12 and covers every model, so spend on other models counts toward it too.
Specs
| Provider | Inception |
|---|---|
| Model type | Closed (proprietary API) |
| Context window | 260,000 tokens (260K) |
| Input and output | Text in, text out (chat completions) |
| Model ID | inception/mercury-2.5 |
| Endpoint | POST https://api.bearer.club/v1/chat/completions |
| Plans | Member, Executive |
| List price per 1M tokens | $0.04 input, $0.15 output |
List price rank: 4th lowest input price and 2nd lowest output price of the 69 models. Its context window is larger than 8 of them.
Where Mercury 2.5 fits
Mercury 2.5 is a general chat model, a common choice for chat, drafting, summarization and question answering. By list price at a 3:1 input-to-output mix it is in the lowest-priced third of the 69 models on Bearer Club.
Its 260,000-token window fits long documents in one request; inputs beyond that need splitting.
It is a closed model from Inception, so it is for Members and Executives only.
Bearer Club does not publish benchmark scores. Test Mercury 2.5 on your own prompts before you move traffic to it.
What 1,000 requests cost
Example request shapes, priced per 1,000 requests from the per-token prices above.
| Request (input / output tokens) | List price | Member Private | Executive Private |
|---|---|---|---|
| Short chat reply1,000 / 300 | $0.09 | $0.08 | $0.07 |
| Document summary20,000 / 1,000 | $0.95 | $0.90 | $0.81 |
| Long-context read200,000 / 2,000 | $8.30 | $7.89 | $7.06 |
Related models
- Qwen3.7 Flash
$0.03 input / $0.13 output at list, 19% cheaper than Mercury 2.5 at a 3:1 mix; 1M-token context; closed, members only.
- Seed-2.0-Mini
$0.10 input / $0.40 output at list, 2.6× the price of Mercury 2.5 at a 3:1 mix; 262K-token context; closed, members only.
- GPT-6 Luna
$0.10 input / $0.50 output at list, 3× the price of Mercury 2.5 at a 3:1 mix; 1M-token context; closed, members only.
- Qwen3.8 Flash
$0.15 input / $0.47 output at list, 3.4× the price of Mercury 2.5 at a 3:1 mix; 1M-token context; closed, members only.
Data policy for this model
Private: Your prompts and outputs are never used for training and never shared or licensed. For security, abuse prevention and debugging we store request and response content, encrypted, and delete it after 30 days; error details may be kept longer. We also keep usage details (model, tokens, cost, latency, status and time). The model provider may keep requests briefly for abuse monitoring under its own terms.
Research Share: available. Opt in per key and pay less. Data from that key will be used to accelerate AGI and supplied to top frontier labs for AGI purposes, and only for traffic after you opt in.
Regions
Each model is served only in the regions its provider supports. Per-model region details are not published yet.
Use Mercury 2.5 with the OpenAI SDK
Change two settings: point the SDK at https://api.bearer.club/v1 and use your Bearer Club key, then pass inception/mercury-2.5 as the model.
curl https://api.bearer.club/v1/chat/completions \ -H "Authorization: Bearer $BEARER_CLUB_API_KEY" \ -H "Content-Type: application/json" \ -d '{ "model": "inception/mercury-2.5", "messages": [{"role": "user", "content": "Hello from the Club!"}] }'import osfrom openai import OpenAIclient = OpenAI( base_url="https://api.bearer.club/v1", api_key=os.environ["BEARER_CLUB_API_KEY"], # your membership card)resp = client.chat.completions.create( model="inception/mercury-2.5", messages=[{"role": "user", "content": "Hello from the Club!"}],)print(resp.choices[0].message.content)import OpenAI from "openai";const client = new OpenAI({ baseURL: "https://api.bearer.club/v1", apiKey: process.env.BEARER_CLUB_API_KEY, // your membership card});const resp = await client.chat.completions.create({ model: "inception/mercury-2.5", messages: [{ role: "user", content: "Hello from the Club!" }],});console.log(resp.choices[0].message.content);The official OpenAI SDKs and most OpenAI-compatible tools, such as Cursor, Cline, Continue, Open WebUI and LiteLLM, work the same way; the name of the base URL setting varies by tool.
Mercury 2.5 FAQ
How much does Mercury 2.5 cost on Bearer Club?
Mercury 2.5 lists at $0.04 input and $0.15 output per 1M tokens. Members pay $0.038 / $0.1425 with a Private key and $0.036 / $0.135 with Research Share; Executives pay $0.034 / $0.1275 and $0.032 / $0.12.
Can Guests use Mercury 2.5?
No. Mercury 2.5 is a closed model from Inception, and it needs a Member ($199 a year) or Executive ($1,999 a year) membership.
When does Member pay for itself on Mercury 2.5?
Member ($199 a year) pays for itself above about $332 a month of Mercury 2.5 spend at list price with a Private key, or $166 a month with Research Share. The fee is shared across every model you call, so spend on other models counts too.
What context window does Mercury 2.5 support?
260,000 tokens, roughly 200,000 English words. The prompt and the answer together have to fit in it.
What is the model id for Mercury 2.5 on Bearer Club?
Use inception/mercury-2.5 as the model in requests to https://api.bearer.club/v1/chat/completions. The same id appears in the https://api.bearer.club/v1/models list.
Further reading
- OpenRouter alternatives ranked by price and model access
OpenRouter alternatives compared by pricing model, model count and real per-token cost: which service saves most at volume and which has the widest catalog.
- OpenAI-compatible API explained: one key for 69 models
OpenAI-compatible API: change base_url and api_key to reach 69 models including GPT-6, Claude, DeepSeek, and Gemini through Bearer Club at member prices.
Discounts are measured against each provider's public list price and vary by model, membership tier and data policy. See Pricing.