Atlarix
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Engineering teams needing private/local AI coding assistance
Symvanta
FreemiumAPI
AI coding agents on large codebases do a lot of educated guessing — grepping blindly, inventing function names, shipping refactors that break callers they never found. Symvanta is a code knowledge graph that connects to those agents over MCP, giving them a structured map of who calls what and what breaks if it changes.
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Summary
The core workflow is a graph of call relationships across every repository in a project, queryable via MCP tools like `relate`, `ask_codebase`, and `find_http_route`. An agent checking blast radius before patching a session store, or confirming all 14 call sites before a rename, gets structured answers instead of grep results. The vendor states indexing a 100k-line repo takes around five minutes with no setup, and reports a 47% accuracy improvement on a 2M-line benchmark. Branch state and uncommitted working-tree changes are queryable, which matters when agents continue work mid-flight on feature branches. The ceiling is self-hosting: there is no local deployment path, so teams with air-gapped environments or strict data residency requirements cannot use it.
Bottom line: Pick this when your agent is mangling cross-file refactors on a multi-repo codebase and you need accurate call graphs fast — skip it if your security policy requires code to never leave your infrastructure.
Pricing Plans
SubscriptionLast verified 6 days ago- Price
- $19/mo
- Free Tier
- 7-day free trial, no credit card required
Starter
$19per month
For solo developers and small projects
- Up to 5 repositories
- Up to 2 projects
- Single seat
- Cross-repo intelligence
- Every code-intelligence tool
- 2 tracked feature branches
- 7-day free trial, no credit card required
- Cancel anytime, no annual contract
- Add repositories ($3) or projects ($5) per month
Pro
$29per month
For teams putting AI agents to work across their codebase
- Unlimited repositories
- Unlimited AI answers
- Cross-repo intelligence
- Every code-intelligence tool
- 5 tracked feature branches per seat
- Single sign-on (SSO / SAML)
- Customer-managed encryption keys
- Priority email support
- 7-day free trial, no credit card required
- Cancel anytime, no annual contract
Enterprise
$99per month
For engineering organizations deploying AI agents at scale
- Everything in Pro
- Unlimited tracked branches
- On-prem and self-hosting
- SCIM directory sync
- Customer-managed encryption keys
- Enforced two-factor authentication
- Audit logs
- Bring your own LLM
- Custom invoicing and PO
- Dedicated SLA
- 15-seat minimum
View full pricing on symvanta.com →
Pricing may have changed since last verified. Check the official site for current plans.
Find your fit
Before you choose Symvanta
More options in IDE Code Assistants. Compare pricing, platforms, and features side by side.
Generative IDE
Freemium
Privacy-conscious developers
Pros
- Blast-radius queries via `relate` before any edit, so agents confirm which callers break before touching a file rather than discovering breakage in CI.
- Cross-repo knowledge graph in a single index, which means an agent renaming a symbol or tracing a dependency does not have to stitch together results from separate searches across multiple repos.
- Branch-pinning and working-tree indexing via `ref` and `index_working_tree`, so agents picking up mid-flight feature work query the actual branch state instead of stale main — eliminating the re-derivation cost at the start of every session.
- Provider-agnostic MCP interface compatible with any MCP client, so swapping the agent framework does not require re-integrating the graph tooling.
- The vendor reports 15% token reduction for equivalent answers on benchmark repos, which means agents spend less context budget on retrieval and more on the actual task.
Cons
- No self-hosted deployment path exists — the codebase must be indexed by Symvanta's infrastructure. Teams with air-gapped environments, strict data residency requirements, or security policies that prohibit external code access cannot use this tool and move to locally-run code graph solutions instead.
- Accuracy is bounded by index freshness: large commits or rapid branch switching between queries can leave the graph momentarily stale, and agents querying during that window get answers from an older snapshot. Teams working in high-frequency merge environments add explicit re-index steps to their agent prompts as a workaround.
- The tool is infrastructure, not an agent — it surfaces graph data but does not decide what to do with it. Teams whose agents are poorly structured around tool calls get limited benefit; the caller must know to ask the right `relate` query before editing, not after. Teams that expect out-of-the-box agent improvement without prompt engineering find the gap smaller than expected.
About
- Platforms
- Cursor, Claude Code, Codex, Windsurf, VS Code, any MCP client
- API Available
- Yes
- Self-Hosted
- No
- Last Updated
- September 8, 2026
Best For
Who it's for
- AI coding agents working on multi-repository codebases
- PR reviews that require dependency and coverage analysis
- Large-scale refactors needing accurate call graph information
- Agents that must respect branch state and working tree changes
What it does well
- Locating session timeout handling and checking blast radius before edits
- Reviewing PR changes for downstream callers and test coverage gaps
- Renaming symbols across multiple files while verifying call sites
- Continuing work on feature branches with uncommitted edits visible
- Adding new endpoints that match existing route and controller patterns
Integrations
Frequently Asked Questions
- Is Symvanta free?
- Symvanta offers a free option alongside paid upgrades. Pricing: $19/mo. Check the current allowances and terms before choosing a plan.
- Does Symvanta have an API?
- Yes. Symvanta exposes a developer API. See the official documentation at https://symvanta.com for details.
- What platforms does Symvanta support?
- Symvanta is available on: Cursor, Claude Code, Codex, Windsurf, VS Code, any MCP client.
Curated lists that include this category
Agents working on production codebases routinely fail the same way: they miss callers, invent symbols, and ship changes that break things they never queried. Symvanta addresses this by building a code knowledge graph across all repositories in a project and exposing it through an MCP server. Agents call tools like `relate` to trace blast radius before editing, `find_http_route` to match existing route and controller conventions before adding endpoints, and `index_working_tree` to query uncommitted changes mid-session. The graph is the source of truth — not a grep, not an embedding similarity score.
The differentiating capability is branch-aware, working-tree-inclusive querying. Most code search tools answer questions about the default branch. Symvanta lets an agent pin a session to a feature branch via `ref`, so every subsequent query resolves against that branch’s state — including files that haven’t been committed yet. For agents continuing multi-session work on in-flight features, this closes a gap that otherwise forces agents to re-derive context from scratch on every session.
Symvanta fits best in three scenarios the vendor’s examples make explicit: PR reviews that need dependency and coverage analysis before approval, large-scale renames where call site counts matter (the docs describe resolving 14 call sites across 9 files in one `relate` call), and agents adding new code that must match existing patterns rather than invent their own. Where it does not fit: there is no self-hosted option, so codebases that cannot be indexed outside the team’s own infrastructure are blocked. The tool is also not an agent itself — it is infrastructure that agents call, which means the quality of outcomes still depends on how well the surrounding agent uses the graph.
The MCP server integrates with Cursor, Claude Code, Codex, Windsurf, VS Code, and any other MCP-compatible client, according to the vendor. An API is available. Pricing has a free tier with a paid upgrade path; the 7-day trial requires no credit card. Advanced features are paid-only.
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