import requests
r = requests.post(
"https://api.aimlapi.com/v1/chat/completions",
headers={"Authorization": "Bearer " + AIMLAPI_KEY},
json={
"model": "anthropic/claude-opus-5",
"messages": [
{
"role": "user",
"content": "Hello!"
}
]
},
)
print(r.json())
const r = await fetch("https://api.aimlapi.com/v1/chat/completions", {
method: "POST",
headers: {
Authorization: `Bearer ${process.env.AIMLAPI_KEY}`,
"Content-Type": "application/json",
},
body: JSON.stringify({
"model": "anthropic/claude-opus-5",
"messages": [
{
"role": "user",
"content": "Hello!"
}
]
}),
});
console.log(await r.json());
curl -X POST https://api.aimlapi.com/v1/chat/completions \
-H "Authorization: Bearer $AIMLAPI_KEY" \
-H "Content-Type: application/json" \
-d '{"model":"anthropic/claude-opus-5","messages":[{"role":"user","content":"Hello!"}]}'
OpenAI-compatible — swap the base URL and it works with your existing SDK.
| Type | Price |
|---|---|
| Input | |
| Output | |
| Cached input |
The full 1M context window is included at standard pricing. Free credits on signup.
| Benchmark | Score | What it measures | Source | Retrieved |
|---|---|---|---|---|
| Intelligence | 50.7 | Composite score across standardised reasoning, knowledge and problem-solving evaluations, measured independently by Artificial Analysis | Source | September 12, 2026 |
| Coding | 78 | Composite score across standardised coding evaluations, measured independently by Artificial Analysis | Source | September 12, 2026 |
| Model | Input | Output | Context | Best for |
|---|---|---|---|---|
Claude Opus 5 This page | Complex agentic coding and enterprise workflows | |||
| Reasoning + agents | ||||
| Balanced coding + agents | ||||
| Long-context, multimodal & agentic workflows | ||||
| Reasoning + agents | ||||
| Reasoning + agents |
Claude Opus 5 has a 1,000,000 tokens context window and can return up to 128,000 tokens.
Claude Opus 5 takes text as input and returns text.
Use anthropic/claude-opus-5 as the model id. Requests go to https://api.aimlapi.com/v1/chat/completions.
Claude Opus 5 became available on July 24, 2026.
Claude Opus 5 is priced at input $6.5 / 1M tokens, output $32.5 / 1M tokens, cached input $0.65 / 1M tokens.
Yes, Claude Opus 5 can stream responses as they are generated.
Yes, Claude Opus 5 accepts image input alongside text.
Claude Opus 5 was built by Anthropic.
