unsplash-mcp-server

Provides an MCP (Model Context Protocol) server (Java/Spring-stdio) that can search images on Unsplash, using an Unsplash access key supplied via environment variable.

Evaluated Apr 04, 2026 (17d ago)
Repo ↗ Ai Ml mcp unsplash media-search java spring-stdio stdio-transport ai-agents
⚙ Agent Friendliness
37
/ 100
Can an agent use this?
🔒 Security
57
/ 100
Is it safe for agents?
⚡ Reliability
25
/ 100
Does it work consistently?

Score Breakdown

⚙ Agent Friendliness

MCP Quality
55
Documentation
45
Error Messages
0
Auth Simplicity
80
Rate Limits
0

🔒 Security

TLS Enforcement
90
Auth Strength
55
Scope Granularity
20
Dep. Hygiene
50
Secret Handling
70

TLS enforcement is likely handled by stdio (local transport) and Unsplash API calls would use HTTPS, but the repo content provided does not confirm transport/security settings. Auth is via an API key env var, which is better than hardcoding, but the README does not mention key handling, logging redaction, or scope minimization. Dependency hygiene and vulnerability status cannot be verified from the provided metadata/README.

⚡ Reliability

Uptime/SLA
0
Version Stability
40
Breaking Changes
40
Error Recovery
20
AF Security Reliability

Best When

You want a lightweight MCP tool to search Unsplash images from an agent runtime using stdio.

Avoid When

You need well-specified API contracts (schemas, pagination, error codes) or enterprise-grade security/compliance documentation from the MCP layer.

Use Cases

  • AI agents that need to fetch/search Unsplash images
  • Content ideation workflows that require image search
  • Prototyping MCP tool integrations for media lookup

Not For

  • Production systems needing strong operational guarantees without additional verification
  • Environments that require detailed SLAs, documented retries, or comprehensive error semantics

Interface

REST API
No
GraphQL
No
gRPC
No
MCP Server
Yes
SDK
No
Webhooks
No

Authentication

Methods: Unsplash API access key via environment variable (UNSPLASH_ACCESS_KEY)
OAuth: No Scopes: No

The README indicates a single Unsplash access key provided as an env var. No further auth flow or scope granularity is described.

Pricing

Free tier: No
Requires CC: No

No pricing info is provided for the MCP server itself; Unsplash API usage costs/limits would apply but are not documented here.

Agent Metadata

Pagination
none
Idempotent
False
Retry Guidance
Not documented

Known Gotchas

  • README provides setup for stdio-based MCP but does not document the MCP tool names, input/output schemas, or pagination behavior.
  • Rate limits for Unsplash (and how the MCP server handles them) are not described.
  • No examples of queries and responses are included beyond a vague 'search two house picture' instruction, which may lead to trial-and-error integration.

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Scores are editorial opinions as of 2026-04-04.

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