Claude Opus 4 vs Depth Anything v2: Which AI Model Should You Choose?

Pricing, context windows, latency, capabilities, and a one-line code switch — everything you need to pick the right model.

Anthropic
Text & Chat
vs
Replicate
Multimodal
Verdict

These models serve different use cases (Text & Chat vs Multimodal) — pick the one whose category matches your workload.

Side-by-side specs

SpecClaude Opus 4Depth Anything v2
ProviderAnthropicReplicate
CategoryText & ChatMultimodal
Input cost / 1M tokens€150.00Free
Output cost / 1M tokens€750.00Free
Context window200K tokens
Max output tokens32,000
Avg. latency5.0s
FeaturedYesYes
NewYes
Capabilities
image

Pricing example

A typical chat workload of 100,000 input tokens plus 50,000 output tokens.

Claude Opus 4
52.5000

100K in × €150.00 + 50K out × €750.00

Depth Anything v2
0.0000

100K in × Free + 50K out × Free

For this workload, Depth Anything v2 is cheaper than Claude Opus 4 by 52.5000 per request.

Switch in one line

Both models live behind Railwail's OpenAI-compatible endpoint. Replace the model string and you are done.

JavaScript / TypeScript
import OpenAI from "openai";

const client = new OpenAI({
  apiKey: process.env.RAILWAIL_API_KEY,
  baseURL: "https://railwail.com/v1",
});

// Before — using Claude Opus 4
let r = await client.chat.completions.create({
  model: "claude-opus-4-20250514",
  messages: [{ role: "user", content: "Hello" }],
});

// After — switched to Depth Anything v2
r = await client.chat.completions.create({
  model: "depth-anything/depth-anything-v2",
  messages: [{ role: "user", content: "Hello" }],
});
Python
from openai import OpenAI

client = OpenAI(
    api_key=os.environ["RAILWAIL_API_KEY"],
    base_url="https://railwail.com/v1",
)

# Before — using Claude Opus 4
r = client.chat.completions.create(
    model="claude-opus-4-20250514",
    messages=[{"role": "user", "content": "Hello"}],
)

# After — switched to Depth Anything v2
r = client.chat.completions.create(
    model="depth-anything/depth-anything-v2",
    messages=[{"role": "user", "content": "Hello"}],
)
cURL
# Before — using Claude Opus 4
curl https://railwail.com/v1/chat/completions \
  -H "Authorization: Bearer $RAILWAIL_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "claude-opus-4-20250514",
    "messages": [{"role": "user", "content": "Hello"}]
  }'

# After — switched to Depth Anything v2
curl https://railwail.com/v1/chat/completions \
  -H "Authorization: Bearer $RAILWAIL_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "depth-anything/depth-anything-v2",
    "messages": [{"role": "user", "content": "Hello"}]
  }'

Which one wins for...

Quick verdicts derived from public specs. Always validate on your own workload.

Coding
Claude Opus 4

Higher coding category match or larger context wins.

Writing
Claude Opus 4

Bigger context window helps maintain long-form coherence.

Long documents
Claude Opus 4

The larger context window is the deciding factor.

Vision
Depth Anything v2

Multimodal/vision support is required for image inputs.

Real-time chat
Claude Opus 4

Lower average latency wins for interactive UX.

Cost-sensitive
Tie

The model with the lower input-token price wins.

Frequently asked questions

Which is cheaper, Claude Opus 4 or Depth Anything v2?
Pricing for Claude Opus 4 and Depth Anything v2 is comparable on input tokens. For a 100K input + 50K output workload, Claude Opus 4 costs about €52.5000 and Depth Anything v2 costs about €0.0000.
Which has more context, Claude Opus 4 or Depth Anything v2?
Claude Opus 4 has the larger context window at 200K tokens, compared to — for Depth Anything v2.
Is Claude Opus 4 better than Depth Anything v2 for coding?
For coding-heavy workloads we lean toward Claude Opus 4 on this comparison — it scores higher on the relevant heuristics (category, tags, or context window). Both models are usable for code via Railwail's OpenAI-compatible endpoint, so the safest path is to A/B test on your own prompts.
Can I use both Claude Opus 4 and Depth Anything v2 via Railwail?
Yes. Both Claude Opus 4 and Depth Anything v2 are accessible through a single Railwail API key and the OpenAI-compatible /v1/chat/completions endpoint. You only change the "model" parameter to switch between them — no SDK swap, no separate billing.
How do I switch from Claude Opus 4 to Depth Anything v2?
Replace the model identifier "claude-opus-4-20250514" with "depth-anything/depth-anything-v2" in your request payload. Everything else — API key, base URL, request shape — stays the same. See the code example on this page for the exact one-line change.

Try Claude Opus 4 and Depth Anything v2 side by side

One API key, one endpoint, both models. Start free — no credit card required.