80trust / 100
Cheapest Long Context
by modelprices.xyz in AI models & inference
x402 APIPassing, checked 33 min ago
Cheapest long-context LLM leaderboard: the 50 lowest-cost AI models with a 200,000-token context window or larger, ranked by inference cost per token — Claude 5, Gemini 3, GPT-5, Llama 4 Scout and more across 70+ providers. Input, output and cache USD per 1M tokens with exact context window and max output tokens joined in. Refreshed hourly.
GET https://modelprices.xyz/llm/cheapest/long-context
Last 30 days
All checks passedSome failedAll failedNot checked
- Uptime
- 100%
- Response time
- 6 ms typical, 25 ms slowest 5%
- Last check
- 33 min ago
- Next check
- any minute now
How to call it
# See the payment challenge (nothing is charged)
curl -i -X GET "https://modelprices.xyz/llm/cheapest/long-context"import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";
const client = new x402Client().register(
"eip155:8453",
new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);
// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fmodelprices.xyz%2Fllm%2Fcheapest%2Flong-context
const res = await pay("https://modelprices.xyz/llm/cheapest/long-context");
console.log(await res.json());Example input
{}Example output
{
"board": "Cheapest 200k+ context models",
"generated_at": "2026-07-14T02:00:00.000Z",
"model_count": 24,
"models": [
{
"context_window": 200000,
"id": "gemini-3-flash",
"input_per_mtok": 3,
"output_per_mtok": 15,
"provider": "anthropic"
}
]
}Security scan
- No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.
Recent checks
| When | Result | HTTP | Time | Price |
|---|---|---|---|---|
| 33 min ago | Passed | 402 | 6 ms | $0.01 |
| 4 h ago | Passed | 402 | 5 ms | $0.01 |
| 8 h ago | Passed | 402 | 20 ms | $0.01 |
| 11 h ago | Passed | 402 | 18 ms | $0.01 |
| 15 h ago | Passed | 402 | 31 ms | $0.01 |
| 19 h ago | Passed | 402 | 5 ms | $0.01 |
| 22 h ago | Passed | 402 | 6 ms | $0.01 |
| 26 h ago | Passed | 402 | 25 ms | $0.01 |
| 29 h ago | Passed | 402 | 20 ms | $0.01 |
| 35 h ago | Passed | 402 | 4 ms | $0.01 |