Extend AI is a US-based document intelligence platform that covers parsing, extraction, classification, and human review in a single product, with named customers including Brex, Zillow, and Square. Extend AI positions itself as the "complete document processing toolkit," covering parsing, extraction, classification, splitting, confidence scoring, human review, and AI-driven optimization in one platform. Their Composer Agent, which automatically optimizes extraction schemas, is a real differentiator. Named customers include Brex, Zillow, Square, and Amgen.
If you are a US-based enterprise with complex document workflows and engineering resources to leverage a feature-rich platform, Extend is a serious option.
For European enterprises that need data sovereignty, ISO 27001, and a platform that balances power with operational simplicity, the picture looks different.
ISO 27001 and compliance
Extend lists SOC 2, HIPAA, and GDPR as their compliance certifications. ISO 27001 is not among them.
In European procurement, ISO 27001 is a hard requirement, not a nice-to-have. Finance, healthcare, government, and any sector under NIS2 directive scope typically will not onboard a vendor without it. SOC 2 is a US-oriented framework that demonstrates security maturity, but it does not satisfy what European compliance teams require.
anyformat is ISO 27001 certified. The certification covers our document processing pipeline end-to-end. It took months of rigorous audit work, not a fast-tracked checkbox.
If your procurement process requires ISO 27001, Extend is not on the shortlist. anyformat is.
European sovereignty and data residency
Extend is a US-headquartered company offering cloud, BYOC, VPC, and on-prem deployment. It states GDPR compliance, holds SOC 2 and HIPAA, and runs an EU processing region hosted in Frankfurt.
That region is worth stating precisely: it is a hosting location, not a jurisdiction. The company remains US-headquartered, so transfers rest on the EU-US Data Privacy Framework and standard contractual clauses rather than on European governance. The legal framework, the controller relationship, and the jurisdictional exposure all differ from an EU-established processor.
anyformat is EU-native. European team, European governance, GDPR-compliant by architecture. For organizations where sovereignty is a board-level requirement rather than a vendor checkbox, the distinction matters.
Extend offers a rich feature set: Composer Agent (auto-optimization), Studio (schema iteration), confidence scoring, multi-pass review, Memory system, and multiple processing modes (fast, cost-optimized, maximum accuracy).
Composer iterates on a processor configuration across a capped number of generation runs, one run after another rather than exploring variants side by side. It is a useful assistant for teams with someone dedicated to tuning it. For teams that need straightforward extraction with workflow orchestration, more modes and agents mean more decisions, more configuration surface, and more ways for things to go wrong in production.
anyformat is designed for operational clarity. Our no-code Studio lets both engineering and ops teams define schemas, build workflows, and iterate without needing to understand multiple agents, modes, and optimization frameworks. Every Extract and Classify workflow also carries a Health tab: you build a dataset with verified ground truth, run numbered, immutable evaluations that score any workflow version field by field, and see the dataset benchmark next to live production accuracy (Evals). The difference is not who tunes the schema but whether the effect of a change is measured or assumed.
Zero data retention
Extend offers zero data retention. It states that all foundation-model providers operate under strict ZDR terms, and it provides configurable retention and secure deletion policies.
anyformat offers zero-retention processing as a native option: source documents are not persisted beyond the processing window. On this capability the two platforms match, and the residual difference is jurisdictional rather than technical.
Workflow builder and orchestration
Extend offers document workflow orchestration with versioning and durability.
anyformat's visual workflow builder provides branching, conditions, splitting, routing, extraction operators, and built-in human-in-the-loop validation. It is designed for non-technical ops teams to own and iterate independently.
The philosophy differs. Extend builds workflows for engineering-led teams. anyformat builds workflows for organizations where the people closest to the documents, ops teams working alongside engineers, need to control the logic.
Parse and extract capabilities
Extend uses specialized vision models for complex layouts, with multimodal AI processing handwritten notes, cursive text, nested tables, and irregular structures. Semantic chunking maintains context across multi-page documents. Their accuracy claims are backed by named customer case studies: Brex at 99%+, HomeLight from 85% to 99%+.
anyformat supports 100+ formats and combines LLMs with deterministic rules for reliable extraction across any layout. Our approach prioritizes confidence calibration: every field carries a score that tells you how much to trust it. We achieve 99% accuracy validated in production, and our architecture is designed to minimize silent failures, the errors that no one catches.
Both platforms achieve high accuracy and both return confidence values. The difference is calibration: anyformat measures 99.1% calibration accuracy with an Adaptive ECE of 0.009 (anyformat benchmark, 2026), so a reported 90% is correct roughly 90% of the time. Calibration is what lets a team set an automation threshold and trust it.
On-premise deployment
Extend offers cloud, BYOC, VPC, and on-prem deployment. This matches anyformat's private cloud and on-premise deployment options. Both platforms can meet data perimeter requirements.
Accuracy in production
Extend claims 99%+ accuracy with evidence from named customers. Their Composer Agent optimizing schemas automatically is useful for teams that can leverage it.
anyformat achieves 99% accuracy proven at enterprise scale. But the top-line number is not where we differentiate. What matters is the confidence architecture underneath. A system that is 97% accurate and flags every doubt is more useful than a system that is 99% accurate and never tells you when it is wrong. Our confidence scores are calibrated against real human judgments, not just model probabilities.
Long tables and complex layouts
Extend's vision models handle complex layouts, including handwritten content and nested tables. Semantic chunking preserves context across page breaks.
anyformat's multi-stage pipeline handles table complexity natively: merged cells, multi-page spans, structural breaks, nested structures.
Extend summarizes charts and diagrams: its parsing output describes figures rather than only locating them. anyformat also detects figures, classifies them in context, and generates structured descriptions.
The capability is shared, so the comparison sits one level down. Every anyformat description carries a calibrated confidence score and a visual citation linking it to the exact region of the page it came from, which is what makes a figure summary auditable rather than plausible.
Yes. If you are evaluating Extend AI alternatives, anyformat delivers comparable extraction accuracy and workflow capabilities with two material advantages: ISO 27001 certification and EU-native data sovereignty.
On product capability the two overlap widely: both parse complex layouts, extract without templates, summarize figures, return confidence values, and deploy on-premise. Extend adds AI-driven optimization (Composer Agent, multiple processing modes, Memory system) and the configuration surface that comes with it. anyformat adds calibrated confidence with visual citations, a no-code Studio that ops teams can own, and a shipped evaluation suite that measures a workflow version against verified ground truth. Extend holds SOC 2 and HIPAA but not ISO 27001; anyformat is ISO 27001 certified end-to-end. Extend is US-governed with an EU hosting region; anyformat is EU-native. If your European procurement requires ISO 27001 or EU jurisdiction, anyformat is the stronger fit.
When to choose Extend AI
Extend fits US-based enterprises that want AI-driven schema optimization and the broadest possible feature set, and for which an EU hosting region is sufficient.
If your procurement requires ISO 27001, Extend does not qualify. That alone narrows the field.
anyformat is built for European enterprises that need EU-native data sovereignty, not GDPR compliance from a US entity with an EU region. It is built for organizations where ops teams and engineers both need to own document workflows. And it delivers production accuracy backed by calibrated confidence, visual citations, and evaluations you can run against your own ground truth.
anyformat is the agentic document intelligence platform built for European enterprises. ISO 27001 certified, GDPR-compliant, with zero-retention processing and on-premise deployment. Get started at anyformat.ai
