LlamaIndex (framework) vs Model Context Protocol (MCP spec)
LlamaIndex (framework) vs Model Context Protocol (MCP spec): side-by-side comparison of two agent frameworks (no first-party memory layer) systems — architecture, taxonomy, license, pricing, MCP/A2A support, and direct edges.
How they relate
- LlamaIndex (framework) integrates with Model Context Protocol (MCP spec) — LlamaIndex has an official tool integration package llama-index-tools-mcp in its repo.
Cost & capability
| LlamaIndex (framework) | Model Context Protocol (MCP spec) | |
|---|---|---|
| Capability band | competent | — |
| Capability composite | 70 | — |
| Cost tier | searched not found | searched not found |
| $/Mtok input | searched not found | searched not found |
| $/Mtok output | searched not found | searched not found |
| Use cases | Analytical Summarization, Memory Augmented Chat, Scoped Agentic, Multi Agent Coordination | Scoped Agentic, Multi Agent Coordination |
Where they differ (9)
Rows where both sides have data and the values disagree — the shortlist of dimensions that actually distinguish these two systems.
| LlamaIndex (framework) | Model Context Protocol (MCP spec) | |
|---|---|---|
| Use cases | Analytical Summarization, Memory Augmented Chat, Scoped Agentic, Multi Agent Coordination | Scoped Agentic, Multi Agent Coordination |
| Type | Data framework for LLM apps | Open protocol for LLM-tool I/O |
| Created | 2022 | 2024 |
| Latest release | v0.14.25 (2026-09-21) | v1.32.2 (2026-10-23) — TypeScript SDK; Python SDK v2.3.0 (2026-10-02); current spec revision 2026-07-28 |
| License | MIT | Apache-2.0 (new spec and code contributions; transitioning from MIT, un-relicensed MIT contributions remain MIT); docs CC-BY-4.0 |
| GitHub | run-llama/llama_index — ~53k stars, last commit 2026-10 | modelcontextprotocol/modelcontextprotocol — ~9.5k stars, last commit 2026-10 |
| Funding | $27M total raised through Series A 2024-06 ($19M, Norwest led; $200M valuation rumored). | searched not found |
| Deployment | Both (self-hosted + managed cloud) — OSS library; LlamaAgents workflows deploy to LlamaCloud or self-host | searched not found |
| MCP | yes — use MCP server tools in workflows and serve LlamaIndex workflows as MCP servers | yes — this is the MCP specification itself |
At a glance
| LlamaIndex (framework) | Model Context Protocol (MCP spec) | |
|---|---|---|
| Section | Agent frameworks (no first-party memory layer) | Agent frameworks (no first-party memory layer) |
| Tier | T1 | T1 |
| Type | Data framework for LLM apps | Open protocol for LLM-tool I/O |
| Created | 2022 | 2024 |
| Latest release | v0.14.25 (2026-09-21) | v1.32.2 (2026-10-23) — TypeScript SDK; Python SDK v2.3.0 (2026-10-02); current spec revision 2026-07-28 |
| License | MIT | Apache-2.0 (new spec and code contributions; transitioning from MIT, un-relicensed MIT contributions remain MIT); docs CC-BY-4.0 |
| GitHub | run-llama/llama_index — ~53k stars, last commit 2026-10 | modelcontextprotocol/modelcontextprotocol — ~9.5k stars, last commit 2026-10 |
| Pricing | searched not found | searched not found |
| Funding | $27M total raised through Series A 2024-06 ($19M, Norwest led; $200M valuation rumored). | searched not found |
| Deployment | Both (self-hosted + managed cloud) — OSS library; LlamaAgents workflows deploy to LlamaCloud or self-host | searched not found |
| API surface | searched not found | searched not found |
| Multi-tenancy | searched not found | searched not found |
| MCP | yes — use MCP server tools in workflows and serve LlamaIndex workflows as MCP servers | yes — this is the MCP specification itself |
| A2A | searched not found | searched not found |
| OpenTelemetry | searched not found | searched not found |
| Optimised for | searched not found | searched not found |
| Anti-fit | searched not found | searched not found |
Pros & cons
LlamaIndex (framework)
Pros: searched not found
Cons: searched not found
Model Context Protocol (MCP spec)
Pros: searched not found
Cons: searched not found