Unwrapped

Teardown · codeium

CODEIUM

CODEIUM

CategoryCode AssistantValuation · $1.3B · 2024Site ↗
  • General Catalyst
  • Kleiner Perkins
UX wrapper

Public code repos + frontier code models + IDE extensions + agent IDE.

01

Public data / API layer

GitHub public repos
GitHub public reposPublic
The Stack
The StackPublic
Stack Overflow public dump
Stack Overflow public dumpPublic
Customer repositories
Customer repositoriesYours

Internal replication score

Easy
0.85

Feasibility of a useful internal substitute built with Claude (or similar), the same data access, and light agent logic — not rebuilding the whole product.

IRS = 0.30·D + 0.25·L + 0.20·O + 0.15·R + 0.10·Sthis record · 85%
  • D

    Data accessibility

    weight 0.300.85
    • 1.0mostly customer-owned / public / standard third-party sources
    • 0.5mixed accessibility
    • 0.0hard-to-access or proprietary source layer
  • L

    LLM substitutability

    weight 0.250.80
    • 1.0mostly retrieve / prompt / cite / summarize / classify / compare
    • 0.5mixed standard + custom behavior
    • 0.0strongly custom model behavior (fine-tunes on proprietary data, etc.)
  • O

    Output simplicity

    weight 0.200.90
    • 1.0straightforward internal work product (memo, list, reply, SQL query)
    • 0.5moderately specialized
    • 0.0highly specialized (e.g. FDA-graded clinical text)
  • R

    Review / risk tolerance

    weight 0.150.95
    • 1.0internal use with human review is acceptable
    • 0.5moderate risk
    • 0.0very low tolerance for error (e.g. external legal filings)
  • S

    Surface complexity

    weight 0.10inverse — higher means less surface dependence0.70
    • 1.0a simple internal shell is enough
    • 0.5polished workflow matters somewhat
    • 0.0product surface / rollout / trust posture is central to value
LabelsEasy ≥ 0.67Medium ≥ 0.34Hard < 0.34

Missing factor rows use heuristics from wrapper scores. Editorial heuristic, not investment advice.

Build it yourself→

Recreate the workflow inside your org.

Internal build

Build it yourself

Same codebase indexing + frontier code API + thin agent wrapper — requires IDE integration work.

Internal use only. Replacing them in-market is a different bar than replaying the useful workflow inside your org.

01 · Connectors & flow

GitHub public repos
GitHub public repos
The Stack
The Stack
Stack Overflow public dump
Stack Overflow public dump
Customer repositories
Customer repositories

Internal build map

Data in

Connectors
Connectors

Agent layer

Planner
Tools + retrieval
Reasoning model

Logic

LLM API
retrieve context
autocomplete
agent reasoning
multi-file edits
not custom weights

Outputs

Internal search
Answer
Citations

02 · Claude / agent prompt

Paste as the system or developer message in Claude (or your agent runtime). Scroll to read; Copy grabs the full text.

Claude / agent prompt

// Internal code assistant for [YOUR_COMPANY] engineering You are a code completion and refactoring assistant for [YOUR_COMPANY] developers. You help engineers write, review, and refactor code using ONLY the company's own repositories and public documentation. ## What you must do 1. Retrieve first: index the active repository, search for relevant files/symbols before generating code 2. Cite rigorously: reference file paths, line numbers, existing functions when suggesting edits 3. Surface conflicts: flag API changes, deprecated patterns, divergent implementations across the codebase 4. Scope: stick to code generation, refactoring, test writing — defer architecture decisions to senior engineers 5. Multi-file edits: when a change spans files, show the full diff and ask for confirmation before applying ## What you are not Not a replacement for code review or senior judgment — all outputs require human review before merge. Internal use only. ## Refusal Refuse when asked to generate code that duplicates existing internal libraries, violates security policies (hardcoded secrets, insecure APIs), or requires access to external systems without approval. Ask for clarification when the task is ambiguous or requires cross-team coordination. ## Safety Internal tool posture — assume developer review on all suggestions. Flag security-sensitive changes (auth, encryption, data access) for explicit review.

03 · Result

Add error handling to the API client in src/api/client.ts
customer-repos

Wrapped fetch calls in try-catch, added retry logic, surfaced HTTP errors — see diff in 3 files.