Anthropic Claude Model Catalog

Werker Health supports every generally available Anthropic Claude model. Use the native model string (e.g., claude-sonnet-4-5) exactly as published by Anthropic once your SDK is pointed at https://api.werker.health/v1.

✅ Anthropic’s Claude 4.5 family introduces frontier-grade intelligence while maintaining strict safety guardrails. Consult the Claude model overview for live availability details.

Latest Frontier Models

Model	Description
claude-sonnet-4-5	Smartest Claude model for complex agents, coding, and enterprise reasoning.
claude-haiku-4-5	Fastest Claude option with near-frontier intelligence for latency-sensitive tasks.
claude-opus-4-1	Exceptional model for specialized, high-stakes reasoning workloads.

Claude 3.5 Lineup

Model	Highlights
claude-3-5-sonnet-latest	Flagship reasoning model with strong coding, multilingual, and long-context performance.
claude-3-5-haiku-latest	High-speed, cost-efficient model tuned for near real-time interactions.
claude-3-5-opus-preview	Advanced reasoning for complex agent workflows (preview availability).

Claude 3 Series

Model	Highlights
claude-3-sonnet-20240229	Production-grade balance of quality, latency, and cost.
claude-3-opus-20240229	Deep reasoning model for enterprise-grade analysis.
claude-3-haiku-20240307	Lightweight, fast responses for chatbots and workflow automations.

Legacy and Specialized Models

Model	Highlights
claude-instant-1.2	Legacy low-latency model for backward compatibility.
claude-3-sonnet-20240229-json	Optimized for strict JSON compliance in function-style outputs.

Using Claude Models with Werker Health

• Model strings: Use Anthropic’s published Claude IDs directly—no additional prefix required.
• Safety systems: Werker preserves Anthropic’s constitutional AI guardrails and augments them with Werker PHI policies.
• Streaming support: Claude streaming tokens are forwarded in real time with immutable logging.
• Version pinning: Anthropic maintains -latest aliases; pin exact dates for deterministic behavior in regulated workflows.

Source: Anthropic Claude Models

Sample Usage

Python

from openai import OpenAI

client = OpenAI(
    base_url="https://api.werker.health/v1",
    api_key="WERKER_HEALTH_API_KEY",
)

plan = client.responses.create(
    model="claude-sonnet-4-5",
    input=[
        {"role": "system", "content": "Draft clinician-friendly visit summaries."},
        {"role": "user", "content": "Summarize the telehealth visit that just concluded."},
    ],
)

print(plan.output_text)

TypeScript

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api.werker.health/v1",
  apiKey: "WERKER_HEALTH_API_KEY",
});

const plan = await client.responses.create({
  model: "claude-sonnet-4-5",
  input: [
    { role: "system", content: "Draft clinician-friendly visit summaries." },
    { role: "user", content: "Summarize the telehealth visit that just concluded." },
  ],
});

console.log(plan.output_text);