AgH4(CN)3 crystallizes in the orthorhombic Pna2_1 space group. Ag(1) is bonded in a trigonal planar geometry to one N(1), one N(2), and one N(3) atom. The Ag(1)-N(1) bond length is 2.24 Å. The Ag(1)-N(2) bond length is 2.20 Å. The Ag(1)-N(3) bond length is 2.24 Å. There are three inequivalent C sites. In the first C site, C(1) is bonded in a distorted trigonal planar geometry to one C(3), one N(1), and one N(3) atom. The C(1)-C(3) bond length is 1.48 Å. The C(1)-N(1) bond length is 1.34 Å. The C(1)-N(3) bond length is 1.36 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one N(2), one N(3), and one H(1) atom. The C(2)-N(2) bond length is 1.33 Å. The C(2)-N(3) bond length is 1.35 Å. The C(2)-H(1) bond length is 1.08 Å. In the third C site, C(3) is bonded in a distorted trigonal non-coplanar geometry to one C(1), one H(2), one H(3), and one H(4) atom. The C(3)-H(2) bond length is 1.10 Å. The C(3)-H(3) bond length is 1.10 Å. The C(3)-H(4) bond length is 1.10 Å. There are three inequivalent N sites. In the first N site, N(1) is bonded in a 3-coordinate geometry to one Ag(1), one C(1), and one N(2) atom. The N(1)-N(2) bond length is 1.38 Å. In the second N site, N(2) is bonded in a 3-coordinate geometry to one Ag(1), one C(2), and one N(1) atom. In the third N site, N(3) is bonded in a distorted trigonal planar geometry to one Ag(1), one C(1), and one C(2) atom. There are four inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(2) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(3) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(3) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(3) atom. Linkers: 3 CC1=NN=C[N]1 ,1 CC1=NC=N[N]1. Metal clusters: 4 [Ag]. The MOF has largest included sphere 1.60 A, density 2.79 g/cm3, surface area 2903.30 m2/g, accessible volume 0.05 cm3/g