Devin (Cognition) vs Replit Agent
Devin (Cognition) vs Replit Agent: side-by-side comparison of two coding-agent memory systems — architecture, taxonomy, license, pricing, MCP/A2A support, and direct edges.
Cost & capability
| Devin (Cognition) | Replit Agent | |
|---|---|---|
| Capability band | competent | competent |
| Capability composite | 72 | 58 |
| Cost tier | free | free |
| $/Mtok input | 0 | 0 |
| $/Mtok output | 0 | 0 |
| Use cases | Code Generation Focused, Long Running Session, Multi Agent Coordination | Code Generation Focused, Scoped Agentic |
Where they differ (12)
Rows where both sides have data and the values disagree — the shortlist of dimensions that actually distinguish these two systems.
| Devin (Cognition) | Replit Agent | |
|---|---|---|
| Capability composite | 72 | 58 |
| Use cases | Code Generation Focused, Long Running Session, Multi Agent Coordination | Code Generation Focused, Scoped Agentic |
| Type | Server-side Knowledge + auto-Repo Knowledge | Project-files-as-memory + Temporal orchestration |
| Created | 2024-03 | 2018-01 |
| Pricing | Free $0; Pro $20/mo; Max $200/mo; Teams $80/mo; Enterprise custom | Starter free; Core $20/mo ($18 annual); Pro $100/mo ($90 annual); Enterprise custom |
| Funding | Series E ›$2B at $48B post-money (a16z/Accel, Sep 2026); prior Series D ›$1B at $26B (May 2026) | latest: $400M Series D at $9B valuation (led by Georgian; 2026-03); total not stated by Replit |
| Deployment | Both | Managed-only |
| API surface | REST, Slack integration | Web UI primary; REST (Replit Cloud API) and CLI for project ops |
| Multi-tenancy | Enterprise dedicated SaaS keeps customer data in customer tenant; on-prem and VPC deployment options available | Each customer isolated in dedicated GCP project; Enterprise plans add private deployments and single-tenant hosting options |
| MCP | via official adapter — Devin supports MCP servers | yes — Agent connects to listed or custom MCP servers via Integrations (OAuth or custom headers), with one-click install links |
| Optimised for | autonomous SWE work + structured Knowledge | project-files-as-memory + Replit deploy |
| Anti-fit | not for non-coding tasks; high cost per session | not for desktop/local workflows; Replit-only |
At a glance
| Devin (Cognition) | Replit Agent | |
|---|---|---|
| Section | Coding-agent memory | Coding-agent memory |
| Tier | T1 | T1 |
| Type | Server-side Knowledge + auto-Repo Knowledge | Project-files-as-memory + Temporal orchestration |
| Created | 2024-03 | 2018-01 |
| Pricing | Free $0; Pro $20/mo; Max $200/mo; Teams $80/mo; Enterprise custom | Starter free; Core $20/mo ($18 annual); Pro $100/mo ($90 annual); Enterprise custom |
| Funding | Series E ›$2B at $48B post-money (a16z/Accel, Sep 2026); prior Series D ›$1B at $26B (May 2026) | latest: $400M Series D at $9B valuation (led by Georgian; 2026-03); total not stated by Replit |
| Backend storage | custom | custom |
| Deployment | Both | Managed-only |
| API surface | REST, Slack integration | Web UI primary; REST (Replit Cloud API) and CLI for project ops |
| Embedding | locked | locked |
| Multi-tenancy | Enterprise dedicated SaaS keeps customer data in customer tenant; on-prem and VPC deployment options available | Each customer isolated in dedicated GCP project; Enterprise plans add private deployments and single-tenant hosting options |
| MCP | via official adapter — Devin supports MCP servers | yes — Agent connects to listed or custom MCP servers via Integrations (OAuth or custom headers), with one-click install links |
| A2A | searched not found | searched not found |
| OpenTelemetry | searched not found | searched not found |
| Optimised for | autonomous SWE work + structured Knowledge | project-files-as-memory + Replit deploy |
| Anti-fit | not for non-coding tasks; high cost per session | not for desktop/local workflows; Replit-only |
Taxonomy
| Axis | Devin (Cognition) | Replit Agent |
|---|---|---|
| storage | kv | file |
| retrieval | injection | injection |
| persistence | cross-session | cross-session |
| update | agent-controlled | overwrite |
| unit | fact | document |
| governance | inspectable | inspectable |
| conflict | none | none |
Pros & cons
Devin (Cognition)
Pros: Most aggressive memory model in the coding-agent space — explicit knowledge base + file-backed task notes + persistent terminal sessions.
Cons: Memory features only available inside the Devin product; not portable to other agents.
Replit Agent
Pros: Built into the Replit IDE so memory + execution + deployment are one product — agent memory is grounded in actual workspace state.
Cons: Tied to Replit's hosted environment; not usable for projects living in a normal local repo.